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View the Latest Mirrors & Holder Reviews

Item
Submitted By
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
3.0
This is not actually an
This is not actually an 8" mirror, its 200mm and the actual diameter is 7-13/16" with a 7-11/16 reflective surface and 1-1/16" thickness. The focal length is 1200mm which is 47.25 inches. I had to move the mirror cell 3/4" closer ...
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
Everything I expected
Purchased the 8", F6 mirror as a replacement for mine from my xt8g. Even though it was 3mm smaller a couple flocking bits and it fit just fine. The images are better and the star test came back excellent. I would definitely recommend.
GSO Parabolic Primary and Secondary Mirror Set - 10
GSO Parabolic Primary and Secondary Mirror Set - 10" f/5
5.0
10 inch f5 mirror set
performance in in my homebuilt dob exceeded my expectations. Heavy but worth it!
GSO Parabolic Primary and Secondary Mirror Set - 10
GSO Parabolic Primary and Secondary Mirror Set - 10" f/5
5.0
Good quality for the price.
Good quality for the price. Was exactly as spec'd.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/8
5.0
Highly Recommended
Once my order was made, it arrived in Canada at my house in days. The quality of the mirror is excellent. It replaces a mirror I ground and polished years ago, but was lost in a move. Thanks for great service and outstanding quality product.
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
Great quality, reasonable prices, and excellent safety...
The mirrors arrives totally secured... Not even a scratch... The prices are very reasonable... You have many great options to choose from... Only thing is: there must be better and less expensive shipment options...
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/6
5.0
Excellent Service
Had the product here in three days; mirror is an acceptable parabola.
GSO Primary Mirror Cell for 10
GSO Primary Mirror Cell for 10" Mirrors (with Cooling Fan)
5.0
Outstanding Mirror Holder
I decided to buy this item instead of building one and could not be happier. It is a quality product and I plan to buy other telescope accessories from this company. Good job guys!
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
Nice product
Just as advertised
GSO Parabolic Primary and Secondary Mirror Set - 12
GSO Parabolic Primary and Secondary Mirror Set - 12" f/5
5.0
12 f/5 mirror
arrived quickly and well packaged. It look perfect.
GSO Parabolic Primary and Secondary Mirror Set - 10
GSO Parabolic Primary and Secondary Mirror Set - 10" f/5
5.0
10” Mirror
The primary mirror and secondary arrived in two days and was well packaged. Both mirrors performed very well in my homemade dobsonian telescope. Highly recommend.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/5
5.0
Nice swap out for a cheap scope
I found a 6-inch telescope at a thrift store for about $30. It was okay to look at the moon but Stars never really resolved points. The planets were round but liked details. They also didn't really resolved two discs. It was clear that the mirro...
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/5
5.0
GSO Parabolic Primary Mirror - 6" f/5
I made the mistake of buying a cheap Twin Star telescope, that had a spherical mirror. The GSO parabolic mirror has turned it into a usable tool, that I can now enjoy.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/8
5.0
Item as described.
Item as described.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/8
5.0
Clean Mirror
These were two clean mirrors that we used for schlieren imaging.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/8
5.0
Excellent packaging, perfect condition
Excellent packaging, perfect condition
GSO Parabolic Primary and Secondary Mirror Set - 12
GSO Parabolic Primary and Secondary Mirror Set - 12" f/5
5.0
GSO 12" f/5 Parabolic Primary and 70mm Secondary Telescope Mirror
OK, I ordered the GSO 12" f/5 Parabolic Primary and 70mm Secondary Telescope Mirror Set. I was not in a hurry for it, and it arrived in minimal time, Well packed, and damage free. I purchased it now because I was afraid if I waited till I needed...