Pentax XW 30R Telescope Eyepiece

IDEAL FOR THE ASTRONOMIC TELESCOP: The XW30-R is the perfect eyepiece for viewing the fog, planets and exploring the night sky. CLEAR VIEW AND COMFORTABLE BEARING: The XW30-R eyepiece offers an extra wide 70° viewing angle and an extra long 20 mm eye distance to deliver a fascinating image with a wide perspective. High quality look for an exceptional image quality: the high-performance optics of the XW30-R contains highly breakable, extremely low-dispersion Lanthan glass elements to achieve a balanced image with minimal aberrations. It has been specially designed to reduce the annoying blackout effect by effectively com SMC COATING: All air contact lens surfaces are treated with the original multi-layer coating, while all laminated surfaces are treated with the innovative partial coating to achieve light transmission of over 90 percent (amazing 96 percent at 550 nm). ADVANCED LIGHT DIFFERENCE TECHNOLOGY: Thanks to PENTAXs advanced computer simulation technology, the XW30-R features a light-shielding bezel in the most effective position to dramatically reduce internal reflections and achieve a brighter image ALL WEATHER CONSTRUCTION: The XW30-R features a weatherproof JIS Class 4 construction that allows for use in drizzles or night dews. Integrated adapter mounting screw: When the rotating eyecup is removed, it also offers an adapter mounting screw/adapter mounting thread (43 mm diameter with a pitch of 0.75 mm). International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.