APM Telescopes offers a whole series of Ultra Flat eyepieces. The focal lengths are staggered from 10mm, 15mm, 18mm, 24mm and 30mm. The FOV is 65° - the 30mm eyepiece has a FOV of 70° and a 2" connection. The FOV are clearly visible. The eyepiece series up to 24mm is ideal for large APM binoculars.
The 2" 30mm UltraFlat Field Eyepiece features a high quality standard and a very compact design, which is designed to remove the field curvature at the edge, resulting in a flat, ...
Product description Tele Vue - 16 mm Nagler Eyepiece Type 5 Nagler type 5: The 16 mm is with only 198 grams weight a real tiny one. Type 5 gets along with only 6 lenses. Contrast and transmission are simply perfect. The pupil distance is 10 mm, the view is not very comfortable for spectacle wearers, without glasses you have the full field of view without any problems. The 16 is well suited for binoculars and provides the largest actual field of view of all Nagler eyepieces with 1.25? Scope of delivery: Eyepiece TeleVue Nagler 16 mm