Celestron Luminos 23 mm 82 degree 2" Telescope Eyepiece

New in the retail box Celestron Luminos 23mm 2" eyepiece for telescopes. Product Description
Celestron Luminos 23mm Eyepiece offers a wide 82-degree 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 refractor or a Celestron EdgeHD telescope.
Effortless
The optical set consists of six elements and is fully multi-coated for crisp, sharp views. The Luminos eyepiece is parfocal, which means you can switch out eyepieces during observing sessions with little or no additional focusing required.
Construction
The Luminos eyepiece body is made of polished and anodized aluminum. The insert barrel is threaded to accept filters.
Features
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 eyecup. Simply twist the rubber grip to adjust the height of the eyecup. The rubber grip also aids in keeping the eyepiece securely in your hands, even when it’s cold or you have gloves on.

Focal length: 23mm (0.91 inch)

Apparent field of view: 82 degrees

Eye relief: 20mm (0.79 inch)

Optical coatings: Fully multi-coated

Number of lens elements: 6

Barrel size: 2 inch (51 mm)

Field stop diameter : 37mm (1.46 inch)

Parfocal eyepieces: Yes

Weight: 1lb 13.3oz