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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Optical Design: 6 elements in 2 groups
Superbly Constructed
The CEM40 also uses iOptron's ultra-quiet
5mm multi-coated prism with aluminised backing for maximum reflectivity and illumination to the autoguider
Explore Scientific 2" 100° Series Argon-Purged Waterproof Eyepiece - 14mm
Dual ED Telescope Eyepiece - 5mm William Optics Optical Design: 6 elements inAvailable focal lengths: 5mm, 8mm, 12mm, 15mm, 18mm, 25mm. The ED eyepieces series offers high optical quality 1. 25" eyepieces with ED elements delivery outstanding contrast and sharpness. The eyepieces combine these optical qualities with a large 60 degrees field of view for a greater immersion and observation comfort. The field of view is flat free of distorsions and the colours are extremely well corrected. All air to glass surfaces are fully
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