APM 18mm Ultra Flat Field Eyepiece

APM 18mm Ultra Flat Field Eyepiece

APM 18mm Ultra Flat Field Eyepiece delivers high quality in a very compact design.  This eyepiece removes field curvature at the edge, resulting in a flat, distortion-free image, and features over-sized lenses with a large 65° field of view with 20mm eye relief. The adjustable eye cups allow for comfortable viewing, making them perfect for eyeglass users. All lenses (8 lenses in 5 groups) have a broad-band multi-coating (FMC) and blackened lens edges, and the plug-in sleeve is equipped with a thread for 1.25″ filters.

Features:

• 1.25″ connector with integrated filter thread
• Large upper field lens for comfortable optical insight
• Suitable for eyeglasses users
• Border sharp Image
• High quality multi-coating
• Can be used universally