Telescope Engineering Company MC250/20
Reflectance: 0.5% maximum absolute average, 0.1% maximum absolute from 500 to 550 nm (maximum eye sensitivity). Primary and secondary mirrors -- 91% Beral coating.
Options & accessories Price
Finderscope 7x50 or 8x50 $80
Dovetail mount w/base ( preinstalled ) $40
Adapter 1.25" $25
Tube mounting rings with plate $300
Clear aperture 254 mm / 10"
Focal length 5000 mm
Focal ratio 20
Image scale 0.46 arc min/mm
Central obstruction <22%
OTA Length 34"/864mm
OTA Weight 45lbs/21kg
Primary mirror substrate: Quartz ULE
Optics: Diffraction limited, 1/8l (wave front) system or better, interferometry supplied.
Coating: Meniscus - both surfaces coated with high-efficiency anti-reflection coating.
Order now and have it in time for Mars!.
Anacotes Telescope 800-850-2001