Celestron 93430 Luminos Eyepiece - 1.25 in. 7 mm.

The Luminous series eyepieces offer a wide 82 field of view in both high power and low power models allowing you to make the most of your telescope whether you own a short fast refractory or a Celestron EdgeHD telescope. The optical set consists of six or seven elements depending on the model and is fully multi-coated for crisp sharp views. All six Luminous eyepieces are par focal which means you can switch out eyepieces during observing sessions with little or no additional focusing required. The Luminous eyepiece body is made of polished and anodized aluminum. A rubber grip runs around the equator of the eyepiece giving you a secure grip and an easy method for raising and lowering the retractable eye cup. Simply twist the rubber grip to adjust the height of the eye cup. The insert barrel is threaded to accept filters.Features. Enjoy wide 82 views with Celestron Luminous Eyepieces.. Retractable eye cup. pops up when you need it drops down when you dont.. Sturdy anodized aluminum barrels are threaded for filters.. A rubber grip keeps the eyepiece securely in your hands even when its cold or you have gloves on.Specification. Focal Length - 7 mm. 0.28 in. . Apparent Field of View - 82 . Eye Relief mm - 12 mm. 0.47 in. . Optical Coatings - Fully Multi Coated. Barrel Size in - 1.25 in. 32 mm. . Field Stop Diameter - 15 mm. 0.59 in. . Parfocal Eyepieces - Yes. Weight - 12 oz.. Dimension - 5 x 3.5 x 3.5 in.