Explore Scientific 82° AR eyepiece multi-layer coating, waterproof filled with protective gas

The high-quality eyepiece has a large and extremely sharp field of view of 82°, is waterproof and filled with protective gas. The gas filling prevents fogging and ingress of dust and moisture. The elaborate design of the eyepiece in combination with the high-quality glass types and the EMD multi-layer coating allows a sharp and high-contrast image quality over the entire field of view. The fold-over rubber eyecups also offer spectacle wearers a pleasant view and a standard filter thread and a conical locking groove are standard features of this eyepiece. Eyepiece mount plug diameter: 50.8 mm / focal length: 30 mm / weight: 335 g Box contents: 1x 82° Ar eyepiece 30 mm (2 inches)