Orion 10015 StarBlast 4.5 Astro Reflector Telescope Review 2020

Orion 10015 StarBlast 4.5 Astro Reflector Telescope –  Have you just commenced stargazing, and you need a powerful telescope for it? Well, there are tons of telescopes available in the market, but Orion StarbBlast is something you should buy. The telescope comes loaded with a plethora of features that will make things easier for you.

Moreover, using this telescope is not a tough task, and you can set it up quickly. Lastly, this telescope is a popular device and is ideal to use at schools, homes, and other organizations where kids and adults can learn about stargazing.

Orion 10015 StarBlast 4.5 Astro Reflector Telescope Review

Orion StarBlast 4.5 is a compact telescope that offers exceptional performance and has low thermal expansion borosilicate glass that enhances the view. The telescope is very precise and is perfect for entry-level users and astronomy enthusiasts. The focal length of this device is 450mm, which ensures a broad field and better light-gathering ability.

Orion 10015 StarBlast 4.5 Astro Reflector Telescope

No Assembly Needed

The telescope comes preassembled from the manufacturer, so there is no need to run into the hassles of assembling it. You can start using it straight out of the box while mounting it on the tripod. It has a Low thermal expansion borosilicate glass that doesn’t expand with temperature, and you will get precise outcomes every time with this telescope.

Easy to Use

Orion StarBlast is easy to use the telescope that lets you use it on the go. If you are an intermediate or an entry-level user who is looking for a telescope for stargazing, then it is an excellent option for you. The lens offers enhanced precision, and you will get vivid and crisp images of celestial bodies and the moon.

Excellent Magnification

The magnification of this telescope is fantastic, and the images remain stable without any blurriness. You can easily magnify the focus on a particular object, and it is a plus point that makes this telescope an excellent choice at this price point.

Light in Weight

The overall weight of this telescope is 15 lbs, which makes it a lightweight device. The users can carry it to their backyard or any other place to enjoy magnificent views of the moon and other planets.


  • No assembly required
  • Ideal for beginners
  • Portable
  • Highly stable base
  • Decent magnification


  • Not ideal for professionals
  • Using a DSLR with this telescope can be difficult for some
  • Limited shipping locations


Orion StarBlast 4.5 is a great device when compared to its price. It can offer amazing views with its excellent magnification. You can take some close-shots of the Saturn’s and moon rings without any blurriness.


Focal Length 450mm
Focal Ratio f/4
Weight 15 lbs
Mount Dobsonian
Resolving Power 1.02 arcs per second
Mirror Coating Aluminum and Silicon
Magnification Factor of Eyepiece One 26x
Magnification Factor of Eyepiece Two 75x
Highest Magnification Factor 228x
Finder scope EZ Finder II

In-Box Accessories

  • 6 mm Orion Explorer Eyepiece
  • EZ Finder with reflex sight;
  • Tube clamp
  • Orion StarBlast Optical Tube Assembly
  • EZ Finder with a reflex sightEyepiece racks
  • Azimuth base
  • Collimator cap
  • Starry Night software
  • Warranty Certificate
  • User’s Manual

Orion 05662 1.25-Inch 13 Percent Transmission Moon Filter

Focusing on the moon can be hard due to the light it emits, but with a moon filter, you can overcome the glare to adore its beauty. Here we are talking about the Orion 05662 moon filter that is compatible with Orion StarBlast 4.5 telescope. You can attach this filter to get the best views during the night.

Orion 05662 1.25-Inch 13 Percent Transmission Moon Filter

Easy to Install

Installing this filter cap on the telescope is as easy as a breeze. You can mount it directly on the lens, and the threads of the cap will get adjusted according to the telescope.

Incredible Filtering Capability

This moon filter transmits only 13 percent of the total light entering the telescope. It helps in reducing the glare and providing the users with a crisp and clear view.

Neutral Color

You might be thinking that this filter will undermine the natural color of the moon. But this is not the case here. It has a neutral color that allows the natural light to reach the eyepiece without getting altered. It only eliminates the extra glare that is creating issues for the users.


  • Threads easily with the telescope
  • Lightweight
  • Affordable
  • Neutral color


  • You have to purchase the eyepiece separately
  • Orion 08711 Shorty 1.25-Inch 2x Barlow Lens (Black)
  • This Barlow Lens from Orion will enhance the power of your telescope without any additional accessories. It is a compact eyepiece that can fit anywhere, and you can carry it with your telescope o the go.

Doublet Lens

The lens of this eyepiece has a double coating that enhances the internal housing effect and eliminates unwanted reflections. Also, it increases the contrast, which is an excellent thing for attaining better views.

Orion 08711 Shorty 1.25-Inch 2x Barlow Lens

Excellent Fit

This eyepiece will thread onto the telescope easily with its 1.25-inch shell. You can attach it with any telescope that fulfills this criterion.


  • Affordable
  • Compact
  • Works on the go
  • Easy adjustments


  • Not found


Can I use this Moon Filter with Orion StarBlast 4.5?

  • Yes, you can use the above-mentioned moon filter with Orion StarBlast 4.5. What you have to do is thread this filter on the lens, and it is ready to use.

Is Orion StarBlast 4.5 ideal for using at school?

  • Definitely, Orion StarBlast 4.5 is an entry-level telescope, and you can use it in schools to educate the students. The telescope is easy to use and comes pre-assembled from the manufacturer.

Final Thoughts

The combination of Orion StarBlast 4.5 + Orion Moon Filter + Orion 08711 Shorty is perfect if you don’t want to compromise with the quality of views attained through the telescope. You can buy them on Amazon.com from trusted sellers at reasonable prices. Lastly, buying this telescope will be an ideal start towards stargazing. Do let us know what do you think about this telescope? Leave your prestigious comments here!

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