Orion StarBlast II 4.5 Equatorial Reflector Telescope for Astronomy Beginners - Compact & Portable for Family Stargazing - Ideal First Telescope Gift
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Brand | Orion |
Model Name | StarBlast II 4.5 Equatorial Reflector Telescope |
Optical Tube Length | 18 Inches |
Eye Piece Lens Description | Plossl |
Objective Lens Diameter | 114 Millimeters |
Telescope Mount Description | Equatorial Mount |
Product Dimensions | 18"D x 10"W x 54.75"H |
Focus Type | Manual Focus |
Finderscope | Reflex |
Item Weight | 20.7 Pounds |
About this item
- The whole family will enjoy the StarBlast II 4.5 EQ thanks to its parabolic primary mirror, convenient portability, and easy-to-use operation
- Views of everything from the Moon and planets to distant objects like star clusters and galaxies appear bright and clear through this petite telescope
- A fantastic wide-field astronomy telescope with reflecting optics large enough to keep you and your family busy viewing for years to come
- The included EQ mount makes it easy to keep moving objects centered in the eyepiece with its handy slow-motion controls
- Included 25mm and 10mm Plossl eyepieces provide 18-power and 45-power views right out of the box! Also includes a DeepMap 600, MoonMap 260, smartphone camera adapter, EZ Finder II reflex sight, adjustable-height tripod and more
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Price | Currently unavailable. | $69.99$69.99 | -27% $109.99$109.99 List: $149.99 | $79.99$79.99 | -25% $96.99$96.99 List: $129.99 | -11% $569.99$569.99 List: $639.95 |
Delivery | — | Get it as soon as Friday, Mar 21 | Get it as soon as Friday, Mar 21 | Get it as soon as Friday, Mar 21 | Get it as soon as Friday, Mar 21 | Get it as soon as Friday, Mar 21 |
Customer Ratings | ||||||
Sold By | — | SVBONY Direct | Meelong Store | Meelong Store | Gskyer Distribution | Amazon.com |
focal length | 450 millimeters | 400 millimeters | 600 millimeters | 500 millimeters | 400 millimeters | 650 millimeters |
focus type | Manual Focus | Manual Focus | Manual Focus | Manual Focus | Manual Focus | Manual Focus |
zoom ratio | 18 | 1 | 60 multiplier x | [75, 30] | 120 multiplier x | 20 |
eye piece lens | Plossl | k20mm | Kellner | Kellner | Barlow | 20mm and 9mm eyepiece |
objective lens diameter | 114 millimeters | 60 millimeters | 80 millimeters | 70 millimeters | 70 millimeters | 130 millimeters |
aperture diameter | — | 60 millimeters millimeters | — | — | 70 millimeters millimeters | 130 millimeters millimeters |
telescope mount | Equatorial Mount | Altazimuth Mount | Altazimuth Mount | Altazimuth Mount | Altazimuth Mount | Altazimuth Mount |
lens coating | Aluminum & Silicon Dioxide | Multi-Coated | Fully Coated | Fully Coated | Fully Coated | Aluminum |
field of view | 1.9 degrees | 150 degrees | — | 0.38 degrees | — | 6.3 inches |
weight | 20.7 pounds | 3.99 pounds | 6.2 pounds | 4.99 pounds | 5.7 pounds | 11.4 pounds |
power source | Battery Powered | telescope | Adapter | Adapter | Adapter | Battery Powered |
Product Description



Orion StarBlast II 4.5 EQ Reflector Specs
Best for viewing | Brighter deep sky |
User level | Beginner |
Optical design | Reflector |
Optical diameter | 114mm |
Focal length | 450mm |
Focal ratio | f/4.0 |
Eyepieces | Sirius Plossl 25.0mm,10.0mm (1.25") |
Magnification (Included) | 18x, 45x |
Resolving power | 1.02arc*sec |
Lowest useful magnification | 16x |
Highest useful magnification | 228x |
Limiting stellar magnitude | 12.9 |
Mount type | Equatorial |
Weight, fully assembled | 20.7 lbs. |
A telescope is a great gift for those interested in space and the stars. Especially a telescope like the Orion StarBlast II 4.5 EQ. It's a real, bona-fide reflector telescope with sophisticated features which will help inspire beginning stargazers night after night.
With its 4.5"-diameter reflector tube and sturdy equatorial (EQ) mount with slow-motion controls, this telescope goes beyond the capabilities of smaller beginner models to support amateur astronomers as their interest in space grows into a lifelong appreciation of stargazing and science. The compact Orion StarBlast II 4.5 EQ is a favorite of both beginners and expert astronomers alike, and stargazers won't outgrow the telescope thanks to its great optics, convenient portability, and easy-to-use operation.
The StarBlast II will amaze the whole family with bright views thanks to its big, 4.5"-aperture telescope tube, which collects a lot of light from the night sky to send bright, clear images of objects in space to the telescope eyepiece for viewing. The telescope's combination of short 500mm focal length and sizable 4.5" aperture means the StarBlast II 4.5 EQ will provide brighter views at any magnification compared to longer focal length telescopes, which makes it easier for everyone, and especially beginners, to locate interesting sights in the night sky.
Using a telescope allows backyard stargazers to explore the sparkling night sky and search out interesting objects to observe. Everyone in the family will enjoy using the StarBlast II 4.5 EQ to look at fascinating craters, valleys and mountains on the Moon; and bright planets like Jupiter, Saturn and Mars. Even distant objects like star clusters, brighter nebulas and galaxies can be seen in this reflector telescope.Includes a 25mm and 10mm Plossl eyepiece, EZ Finder II reflex sight (to make pointing the telescope easy), the DeepMap 600, MoonMap 260, and a smartphone camera adapter. Everything you need to get starting viewing the sky.
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Product information
Product Dimensions | 18 x 10 x 54.75 inches |
---|---|
Item Weight | 20.7 pounds |
ASIN | B06XSM4R74 |
Item model number | 09250 |
Batteries | 1 Lithium Metal batteries required. |
Customer Reviews |
4.5 out of 5 stars |
Best Sellers Rank | #1,665 in Camera & Photo Products (See Top 100 in Camera & Photo Products) #40 in Telescope Reflectors |
Is Discontinued By Manufacturer | No |
Date First Available | November 1, 2003 |
Manufacturer | Orion |
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Orion StarBlast II 4.5 Equatorial Reflector Telescope for Astronomy Beginners - Compact & Portable for Family Stargazing - Ideal First Telescope Gift
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Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers find the telescope to be a good value for money. It offers nice views of the moon, visual astronomy, and stargazing. They appreciate its functionality and weight. However, some have mixed opinions on assembly, build quality, and ease of use.
AI-generated from the text of customer reviews
Customers like the telescope quality. They mention it's a good starter telescope with great optics and 20mm lenses. The 20mm lens is fantastic, and Orion has an incredible video on YouTube on how to put it together.
"...In short, this is a great "first" scope with excellent optics that you'll enjoy using to look at and photograph the moon...." Read more
"...This is a good starter telescope, but as soon as you want to use it seriously you will be very frustrated. Again, for a total beginner its great...." Read more
"...to assemble, easy to collimate with the included collimation cap, good optics and light enough to carry without too much difficulty...." Read more
"...additional eyepieces and filters, but the best part is this is a standard telescope so if one day you want to see everything a little brighter and..." Read more
Customers appreciate the telescope's value for money. They say it works well and is reasonably priced.
"...TL;DR Excellent quality telescope for the money, compact, light-weight, for any level user willing to invest a modicum of time to learn some..." Read more
"...The mount is cheap but it seems nice for the price point...." Read more
"...This telescope is priced right for anyone who is just starting out and wants to take a serious look at the night skies...." Read more
"...is my first scope so I'm not an expert, but I think it's a great scope for the price...." Read more
Customers enjoy the telescope's view angle. They say it produces nice images of the moon, bright nebulae, galaxies, and globular clusters. It excels at visual astronomy and skygazing. The images of Saturn are crisp and they can see bands. Customers appreciate the lunar details and can even see the moons of Saturn now.
"...So far, I have been able to see the moon in amazing detail. I even managed to see a breathtaking view of Jupiter and four of its moons...." Read more
"...and a camera, it can also be used for lunar, planetary, and deep-sky astrophotography--even a smartphone can be used to take pictures of the moon...." Read more
"...The moon’s details were amazing I felt like the moon was right in front of me!..." Read more
"...The photos don't do it justice- in real life the images of Saturn are crisp and I can see bands on Jupiter...." Read more
Customers like the telescope's functionality. They say it works well for taking photos, following targets while looking through the eyepiece, and seeing close planets. The fine adjustments work perfectly.
"...It makes following your target while looking through the eyepiece easy. -Thank god it comes with a dust cover...." Read more
"...Overall I felt it was built well, the RA and DEC fine adjustments worked perfectly...." Read more
"...Apart from all that, the telescope works well with the eyepieces that it comes with...." Read more
"Works great to see the closer planets with these. Highly recommend getting more optic pieces. Works like it's supposed to. Great quality for the price" Read more
Customers find the telescope lightweight and portable. They say it's compact yet powerful, and easy to move around with a single person.
"...Pros: -Easy to move with a single person. I move it assembled around my house and yard. -Pretty good red-dot finder...." Read more
"...the included collimation cap, good optics and light enough to carry without too much difficulty...." Read more
"...TL;DR Excellent quality telescope for the money, compact, light-weight, for any level user willing to invest a modicum of time to learn some..." Read more
"...to adjust the telescope every 5 seconds because the counterweight was practically useless, I ended up putting a clamp on it which worked well...." Read more
Customers have different views on the telescope's assembly. Some find it easy to assemble, with helpful YouTube videos and an excellent instruction manual. Others mention it can be tricky for beginners, with unclear directions and a learning curve.
"...-MINE came almost perfectly collimated, so I decided not to collimate...." Read more
"Easy to assemble, easy to collimate with the included collimation cap, good optics and light enough to carry without too much difficulty...." Read more
"...GOTO mounts are not easy to set up because they require accurate (fiddly) alignment and precise..." Read more
"...To view objects you need to set the ez-finder up correctly, it's very easy to do, but you need to invest the time to understand that task...." Read more
Customers have different views on the telescope's build quality. Some find it well-made and stable, with a decent stand and lightweight design. Others mention issues with the mount being flimsy or unstable, and two pieces already broke. The tripod is sturdy, but the mount and tripod are wobbly.
"...It's an excellent price for a well made item. The main tube that houses the primary and secondary mirrors is metal and sturdy...." Read more
"The build quality on this telescope is great. Everything looked well made and fit together smoothly...." Read more
"...stargazing and for smartphone snapshots of the moon because it is unstable and imprecise...." Read more
"...The stand is decent as well and light weight. However, the lighter weight of both the scope and stand allows for a bit of shaking in light wind." Read more
Customers have different views on the telescope's ease of use. Some find it enjoyable and rewarding to use, especially for beginners, as they can see the Orion nebula with it on a decent night. Others find the tripod frustrating due to shaky viewing and difficult to get used to, effectively cutting the usability in half.
"...On a decent night, I can see the Orion nebula with this almost as well as with my 8-inch Dobsonian...." Read more
"...The tripod is inadequate for anything other than casual stargazing and for smartphone snapshots of the moon because it is unstable and imprecise...." Read more
"...objects such as Jupiter or Saturn, and is just a all around enjoyable scope to use...." Read more
"...I have to reduce a star because this is effectively cutting the usability in half." Read more
Reviews with images

Great quality, low cost, star gazing.
Top reviews from the United States
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- Reviewed in the United States on July 10, 2020Style: SingleVerified PurchaseThis is the first telescope I have ever used (can't compare with other brands/products). So far, I have been able to see the moon in amazing detail. I even managed to see a breathtaking view of Jupiter and four of its moons. Saturn was barely noticeable (barely a plain speck), but this is a sub $200, 4.5" telescope.
Pros:
-Easy to move with a single person. I move it assembled around my house and yard.
-Pretty good red-dot finder. Mine is slightly north-east to desired target, but barely. I like that the red-dot finder lens is clear and does not block out smaller targets.
-I really like the slow motion controls (2 long flexible rods). It makes following your target while looking through the eyepiece easy.
-Thank god it comes with a dust cover. I have seen $1,000+ telescopes that don't and it looks silly (although effective) to cover them with a pillowcase.
Cons:
-The tripod feels cheap. I'm not sure if the telescope can be mounted to any tripod either.
-Included instruction manual is not clear enough. I wish there were more pictures for the setup portion as some of the part names are confusing to beginners. I used a YouTube video instead of the manual.
Misc:
-If you have a blurry image, look up collimation. While looking at other reviews for telescopes rarely any mentioned collimation. Even ones that complained about poor image quality.
-MINE came almost perfectly collimated, so I decided not to collimate.
-As one may expect, if you or your base is shaky, it may be difficult to see objects clearly. I purchased a phone mount in hopes of hands-off viewing.
-You may need a moon filter (blocks a percentage of light) for full moons. The amount of light reflected may hurt your eyes.
-I saw Jupiter and its 4 moons in crisp, clear detail. That being said it appears very small with the provided 10mm lens (and my own 2X Barlow). Make sure your base is stable to minimize shakiness.
-I use Time and Date website to help determine what planet I will be able to see.
-The planets revolve around the sun at different rates and distances. The apparent size is not constant.
This is the first telescope I have ever used (can't compare with other brands/products). So far, I have been able to see the moon in amazing detail. I even managed to see a breathtaking view of Jupiter and four of its moons. Saturn was barely noticeable (barely a plain speck), but this is a sub $200, 4.5" telescope.
Pros:
-Easy to move with a single person. I move it assembled around my house and yard.
-Pretty good red-dot finder. Mine is slightly north-east to desired target, but barely. I like that the red-dot finder lens is clear and does not block out smaller targets.
-I really like the slow motion controls (2 long flexible rods). It makes following your target while looking through the eyepiece easy.
-Thank god it comes with a dust cover. I have seen $1,000+ telescopes that don't and it looks silly (although effective) to cover them with a pillowcase.
Cons:
-The tripod feels cheap. I'm not sure if the telescope can be mounted to any tripod either.
-Included instruction manual is not clear enough. I wish there were more pictures for the setup portion as some of the part names are confusing to beginners. I used a YouTube video instead of the manual.
Misc:
-If you have a blurry image, look up collimation. While looking at other reviews for telescopes rarely any mentioned collimation. Even ones that complained about poor image quality.
-MINE came almost perfectly collimated, so I decided not to collimate.
-As one may expect, if you or your base is shaky, it may be difficult to see objects clearly. I purchased a phone mount in hopes of hands-off viewing.
-You may need a moon filter (blocks a percentage of light) for full moons. The amount of light reflected may hurt your eyes.
-I saw Jupiter and its 4 moons in crisp, clear detail. That being said it appears very small with the provided 10mm lens (and my own 2X Barlow). Make sure your base is stable to minimize shakiness.
-I use Time and Date website to help determine what planet I will be able to see.
-The planets revolve around the sun at different rates and distances. The apparent size is not constant.
Images in this review
- Reviewed in the United States on June 13, 2020Style: SingleVerified PurchaseThis is an excellent, inexpensive telescope paired with two good eyepieces and an almost useless tripod and mount.
Most cheap (less than $200) scopes are not even good toys, but this one is capable of satsifying visual astronomy. With a better mount and a camera, it can also be used for lunar, planetary, and deep-sky astrophotography--even a smartphone can be used to take pictures of the moon. For terrestrial observing, you'll also need an erecting prism, otherwise what you see will be upside down.
The tripod is inadequate for anything other than casual stargazing and for smartphone snapshots of the moon because it is unstable and imprecise. That said, if you hang a heavy object (such a jug of window cleaner or laundry soap) from it, it will be much more stable. Point the mount at the North Star (Polaris), and you'll be able to track objects by turning just one knob with occasional tweaks using the other knob. A small box with an electric motor is available as an add-on but don't waste your money.
The two included Plössl eyepieces are much better than those usually included with inexpensive scopes. I thought the moon map would be a throw-away, but I've used it several times to quickly find the name of lunar features.
Views of the moon are impressive, you can see Jupiter and its moons, and Saturn's rings (barely). The Great Nebula in Orion (M42) is beautiful, but other deep sky objects and galaxies will be little more than faint fuzzy blobs if you can see them at all. With a camera--smartphone, DSLR, or CMOS astrophotography camera--the excellent mirrors in this scope can produce decent images of brighter nebula, galaxies, and globular clusters.
This mount does not have a GOTO capability, but for first-time astronomers, that's a plus for two reasons: 1) you'll have to learn to identify major celestial landmarks so you can find your way around the sky which will always be useful, and 2) GOTO mounts are not easy to set up because they require accurate (fiddly) alignment and precise (expensive) tracking equipment. Nevertheless, if you're hooked, your next purchase ($600-$800) should be a good GOTO mount.
In short, this is a great "first" scope with excellent optics that you'll enjoy using to look at and photograph the moon. With other equipment such as a camera, and a good mount and tripod, it can be used for astrophotography, too.
5.0 out of 5 starsThis is an excellent, inexpensive telescope paired with two good eyepieces and an almost useless tripod and mount.Excellent telescope capable of serious astronomy but with a rickety mount and tripod
Reviewed in the United States on June 13, 2020
Most cheap (less than $200) scopes are not even good toys, but this one is capable of satsifying visual astronomy. With a better mount and a camera, it can also be used for lunar, planetary, and deep-sky astrophotography--even a smartphone can be used to take pictures of the moon. For terrestrial observing, you'll also need an erecting prism, otherwise what you see will be upside down.
The tripod is inadequate for anything other than casual stargazing and for smartphone snapshots of the moon because it is unstable and imprecise. That said, if you hang a heavy object (such a jug of window cleaner or laundry soap) from it, it will be much more stable. Point the mount at the North Star (Polaris), and you'll be able to track objects by turning just one knob with occasional tweaks using the other knob. A small box with an electric motor is available as an add-on but don't waste your money.
The two included Plössl eyepieces are much better than those usually included with inexpensive scopes. I thought the moon map would be a throw-away, but I've used it several times to quickly find the name of lunar features.
Views of the moon are impressive, you can see Jupiter and its moons, and Saturn's rings (barely). The Great Nebula in Orion (M42) is beautiful, but other deep sky objects and galaxies will be little more than faint fuzzy blobs if you can see them at all. With a camera--smartphone, DSLR, or CMOS astrophotography camera--the excellent mirrors in this scope can produce decent images of brighter nebula, galaxies, and globular clusters.
This mount does not have a GOTO capability, but for first-time astronomers, that's a plus for two reasons: 1) you'll have to learn to identify major celestial landmarks so you can find your way around the sky which will always be useful, and 2) GOTO mounts are not easy to set up because they require accurate (fiddly) alignment and precise (expensive) tracking equipment. Nevertheless, if you're hooked, your next purchase ($600-$800) should be a good GOTO mount.
In short, this is a great "first" scope with excellent optics that you'll enjoy using to look at and photograph the moon. With other equipment such as a camera, and a good mount and tripod, it can be used for astrophotography, too.
Images in this review
Top reviews from other countries
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Andy MacReviewed in Mexico on March 25, 2020
5.0 out of 5 stars Excelente compra para un principiante
Style: SingleVerified PurchaseEste es el primer telescopio que compro. Estuve realizando búsqueda en internet para saber cuáles eran las mejores opciones y este sacó una buena calificación. En cuanto a lo que otros usuarios dicen respecto a la firmeza del trípode es parcialmente cierto, sí se mueve cuando intentas enfocar o girar, pero en cuanto dejas de hacerlo adquiere estabilidad y la imagen no se mueve, creo que no es un factor que deba influir en tu decisión de compra ya que cualquier telescopio de este tipo va a ser imposible que tenga un trípode completamente firme. En cuanto a los lentes que trae, son de muy buena calidad y nitidez. Conforme vas entendiendo mejor de qué forma usar el telescopio será necesario que compres más oculares o lentes Barlow para una mejor experiencia y sugiero que sean de buena calidad ya que hay algunos de 10-20 USD sin marca que honestamente no son buenos, aunque los puedes devolver en Amazon es mejor invertir un poco más en unos de marca Celestron, Orion, Plössl o GSO, solo revisa bien que sean de 1.25 pulgadas de diámetro y el ángulo de visión. Incluso en Amazon hay un kit muy completo de oculares, filtro y lentes de Celestron que ronda los 200USD y que tienen buena reseña para que lo consideres (Ojo: el precio de la mayoría de los oculares y lentes varía según el tipo de cambio ya que varios son importados, por lo que si no te urge comprarlos te sugiero cazar el precio, a veces podrás encontrar una buena rebaja en Amazon). Por último, recomiendo busques en YouTube tutoriales del canal oficial de Orion, aunque es en inglés, te explica muy bien cómo armar y utilizar el telescopio, hay canales de otros usuarios que pueden complementar el conocimiento en cuanto a cómo se usan los oculares y lentes, uno de ellos es el usuario Omar Carmona. Si eres principiante sí te recomiendo la compra de este telescopio.
- Sarah PReviewed in the United Kingdom on September 26, 2020
5.0 out of 5 stars Great beginners telescope with extra potential
Style: SingleVerified PurchaseI’ve been using this telescope for around 1 month and I love it. Easy to use and setup if you follow the videos made by Orion. I read a few online reviews and also purchased a x2 Barlow and 6mm plossl s as long with a laser collimator as I wanted to get the best from it. I love popping out on a clear night to see what’s new for me to find. I have been able to see andromeda, nebula (Hercules, ring, dumbbell) I have seen mars and some of the great star clusters in Perseus.
Every time I go out there is something new to see!
One downside is the focuser I found it had a lot of slop and play in it so you would get it all collimated nicely then find as you focused the alignment would change. I found purchasing some 0.80mm Teflon sheet and replacing the original thin shims in the focuser tube with my own ones has made a world of difference. And I might find it can hold my dslr for photos.
Photographing the moon with my phone was easy and the detail is spectacular.
Sarah PGreat beginners telescope with extra potential
Reviewed in the United Kingdom on September 26, 2020
Every time I go out there is something new to see!
One downside is the focuser I found it had a lot of slop and play in it so you would get it all collimated nicely then find as you focused the alignment would change. I found purchasing some 0.80mm Teflon sheet and replacing the original thin shims in the focuser tube with my own ones has made a world of difference. And I might find it can hold my dslr for photos.
Photographing the moon with my phone was easy and the detail is spectacular.
Images in this review
- ChappieReviewed in Canada on September 7, 2018
5.0 out of 5 stars excellent scope
Style: SingleVerified PurchaseExcellent scope. Needs to be collimated though.
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jeniferReviewed in Spain on July 24, 2019
4.0 out of 5 stars Buen producto
Style: SingleVerified PurchaseEsta muy bien para principiantes.
- Ahmed Atef Elsayed AhmedReviewed in Germany on October 22, 2018
4.0 out of 5 stars .
Style: SingleVerified PurchaseThis telescope is only go for beginners