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Tecnosky Ultra Flat Field Eyepiece 30 mm – 75° Wide Angle
TecnoSky UF 30 mm
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Tecnosky Ultra Flat Field Eyepiece 30 mm – 75° Wide Angle
30 mm eyepiece with 75° ultra flat field, sharp edge-to-edge correction even on fast Newtonians or short refractors. Optical design with 9 elements in 5 groups, FMC coatings. 22 mm eye relief makes it comfortable for eyeglass wearers. Compact and lightweight: 586 g for 75 mm long.
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Tecnosky Ultra Flat Field Eyepiece 30 mm – 75° Wide Angle
DESCRIPTION
The Tecnosky Ultra Flat Field 30 mm eyepiece offers a wide 75° apparent field with excellent flatness and contrast across the entire field of view. It remains perfectly corrected even on demanding optical systems such as Newtonians and short focal length refractors. Its optical layout includes 9 lenses in 5 groups, all FMC coated. The 22 mm eye relief ensures easy use for eyeglass wearers without parallax issues. Despite its complex optics, it weighs only 586 g and is just 75 mm long. It uses a 2" barrel.
TECHNICAL DATA
Focal length: 30 mm
Apparent field: 75°
Lens elements: 9 (in 5 groups)
Coatings: FMC (Fully Multi-Coated)
Eye relief: 22 mm
Front lens diameter: 32 mm
Barrel size: 2" (50.8 mm)
Weight: 586 g
Length: 75 mm