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View the Latest Mirrors & Holder Reviews

Item
Submitted By
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...
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/8
5.0
Great set of mirrors
Speedy service, the mirrors arrived well packaged for the trip with no problems. I will use the mirrors to make a 6 inch Newtonian telescope. I can’t wait to test them. I would order again from this site
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/5
5.0
reflektor f 5 Named TS
Have one of these......Superb!
GSO Parabolic Primary and Secondary Mirror Set - 10
GSO Parabolic Primary and Secondary Mirror Set - 10" f/5
4.0
Telescope Maker
It's going to be a while before these mirrors reflect some starlight, but they look perfect and much cheaper than buying in UK.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/8
4.0
f/8 lense
Works GREAT!! Now i can look at Nibiru and it's planetary system!!!
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
Primary & secondary mirrors
Product was shipped satisfactory
GSO Parabolic Primary and Secondary Mirror Set - 10
GSO Parabolic Primary and Secondary Mirror Set - 10" f/5
5.0
A Great Mirror
This mirror tested by Nova Optical systems shows to be one of the best. Thanks for great product.
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
good mirror
I used to grind my own but these mirrors are very good and less than the cost of grinding my own.
GSO Parabolic Primary and Secondary Mirror Set - 10
GSO Parabolic Primary and Secondary Mirror Set - 10" f/5
5.0
10" and secondary combo
I'm a theoretical physicists and purchased the mirror for my astronomy hobby so I have not done any proper testing optical or mechanical on the build quality of the mirror. However I've completed my dobsonian build and managed get good qual...
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/5
5.0
6" F/5 primary mirror set
Espejo de muy alta calidad, comprobada.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/5
5.0
Nice mirror, well packet
Express shipping, I was repairing a damaged NPZ-TAL-2 scope, making it shorter. I received the miror in a safe double box with polystyrene protection, good optic cover. After many difficulties, not due to it I finally collimated the scope and took fa...
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
Decent Mirrors
I don't know much about astronomy but I took a chance on these mirrors. It was worth it Images are clear and bright. The mirrors are thick and sturdy. They were well-packaged. I would recommend this business.
GSO Parabolic Primary and Secondary Mirror Set - 6
GSO Parabolic Primary and Secondary Mirror Set - 6" f/5
5.0
Exactly what I asked for
I ordered a 6" f/5 primary mirror with the 50mm secondary as a bundle. I got exactly what I asked for in pristine condition, which I appreciate. The customer support was excellent; they answered my call immediately and I was talking to a real pe...
GSO Parabolic Primary and Secondary Mirror Set - 16
GSO Parabolic Primary and Secondary Mirror Set - 16" f/4.5
5.0
Great Mirror - works for Schlieren setup
I got this mirror in order to do Schlieren photography. It's provided a good, contrasty image which should mean that it has an accurate parabolic shape and reflectivity.
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/4
5.0
Parabolic mirror 8" f/4
I am using this mirror for astrophotography and even being a fast telescope I have observed no pronounced signs of coma aberration. It provides a sharp and bright image.
GSO Parabolic Primary and Secondary Mirror Set - 8
GSO Parabolic Primary and Secondary Mirror Set - 8" f/6
5.0
An absolute beaut
Top notch quality. Came on time!