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Explore Scientific 99% Reflective 3" DiagonalDescription The Explore Scientific 3 inch Dielectric Coated Diagonal Mirror comes complete with 2 inch Adapter and dust covers. Solid construction and light weight, this first surface coated diagonal mirror reflects 99% of the light to help maintain the brightest possible image from your telescope. The insert barrel is a double taper, so it can be smoothly inserted or withdrawn from the focuser. The wide part of the taper prevents the diagonal from

37 mm tall

The 14mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providing both super-wide apparent field and generous eye relief

The faint blue band on the maps is our own galaxy the Milky Way

Item Number DD03–01CF

500 times as much light as the naked eye

The TDM electronic controller unit compares the incoming signals from the high precision rotary encoder

Item Number BR-N20839 Focal Length 812mm Focal Ratio f/3

Red-dot finder

77 arcsec Tube Length w/ Dew Shield 41"

They are made from Solingen steel and meet the highest quality demands

Created as a cornerstone project for the 2009 International Year of Astronomy (IYA)

Eye Relief 12

Exchange/Return Notes