Classic eyepiece Super Ploessla design, 17 mm focal length. The luminaire in the 1.25 "standard offers very good contrast for affordable money, 17 mm is the focal length typically allowing for medium magnifications, most widely used in observational astronomy, both for the moon and planets, as well as for clusters and nebulae. planetary. • Super Ploessl design
• fully glass optics
• good anti-reflective layers
• very good blackening of the interior and edges of the lenses
• aluminum construction
• with filter thread | • Focal length: | 17 mm | | • Own field of view (AFOV): | 52 ° | | • Diameter of binding: | 1.25 " | | • Diameter of the housing from the side of the eye: | 34 mm | | • Length: | 50 mm (without shells) | | • Weight: | 81 g |
2 years
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