GSO 1.25'' Dielectric (99% Reflectivity) Diagonal Provide Good Image For Telescope. Enhanced Reflectivity Of 99% Allows Increase Of Image Brightness Up To 20% Compared with Standard Diagonal. Highly Affordable, Precision Machine CNC And Offer Best Value, GSO 1.25'' Dielectric Diagonal Is Choice For Astronomer Looking For Better Diagonal, Improved Version With Brass Compression Ring, true Rated Performance Accuracy, Providing Brighter And Sharper Images.
 
Specification
90° Dielectric Star Diagonal
1.25'' Barrel Size 
Dielectric 99% Reflectivity
1/12 Wave Accuracy Mirror (Diffraction Limited)
Full CNC Aluminium Construction
Black Anodized
Threaded For Filter
Internal Brass Compression Holder Ring
162 Grams Weight
 
Included Items
GSO 1.25'' Dielectric Diagonal 
Dust Caps
1 Year Warranty