Astromania 1.25" 90-degree Diagonal Mirror - More comfortable viewing orientation as you observe from above, filter thread for any 1.25" filter

Durable and Sturdy
The two mirror tubes are made of metal to make the structure stronger and more durable. Protective coating on the mirror to ensure a long life.

Two Eyepiece Holder Thumbscrew
There are two screws on each side of the eyepiece barrel to make the structure more stable and durable. The two screws are clamping screws, which is more convenient to use.

90 Degree Diagonal Mirror
When using a telescope, viewing from a comfortable angle will make the experience better. For more comfortable overhead viewing through refractor and cassegrain type telescopes.

The advantages in a nutshell:
Easy to Use

Simply insert the diagonal mirror into the 1.25 " telescope; Fit for 1.25” telescope eyepiece and telescope focuser , 1.25" Star Diagonal Mirror accepts 1.25" eyepieces filters and other accessories with a 1.25” insert barrel.

•  Provides a comfortable 90 degree view from your refractor
•  The material is metal and plastic
•  Standard 1.25 " diameter fits for 1.25" eyepiece and telescope
•  Excellent quality dielectric diagonal
•  High glossy finish appearance
•  High optical lens transparency
•  The type of build is diagonal mirror

•  Long-time Use
Protective coating on the mirror to ensure a long life. The high quality of the mirror makes the image seen clearer and brighter. This wide 90 degree angle makes you view correct image from telescope stands.

•  Dust Cover
The diagonal mirror comes with dust cap and dust plug, which prevent dust from entering, for long-time use.

1.25" 90-degree diagonal mirror

1.25 45-degree diagonal prism

1.25" 90-degree erecting prism

 2" 90-degree mirror diagonal with 93% reflectivity across visible spectrum

 2" 90-degree diagonal 99%