"Eyepiece SMC Pentax XW 11/4"" Tube 10" in Victoria, Texas For Sale

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Pentax xxxx4 Eyepiece SMC Pentax XW 11/4"" Tube 10
Pentax XW Eyepieces XW 10
With unsurpassed optical clarity and offering a 70 degree field of view for comfortable viewing, PENTAX offers a wide selection of focal lengths with the XW eyepieces. They feature fully multi-coated lenses to increase light transmission and color quality, high-refraction lanthanum glass elements for high-resolution images with minimal aberrations, and JIS Class 4 weatherproof construction for durability. Engineered using advanced computer simulation design technology, this eyepieces also offer an unsurpassed 20mm of eye relief. Designed for use with a wide range of telescopes and PENTAX brand spotting scopes, the XW series eyepieces are a clear choice for ground and astronomical applications.
Features:
70 degree field of view for easier viewing
Fully multi-coated lenses increase light transmission and color quality
Advanced computer simulation design technology was used to drastically reduce internal reflections producing brighter, clearer images
Designed specifically provide ideal viewing conditions when used with a telescope
High-refraction, low-dispersion lanthanum glass elements deliver bright, high-resolution images with minimal aberrations and distortion
JIS Class 4 weather proof construction makes these eyepieces more durable
Specifications:
EYE RELIEF: 20mm
EYEPIECE RING: Helicoid type
WEIGHT: 13.8 oz. (390g) "Price: $294.7
Source: http://www.sportsmanstooloutfitters.com/eyepiece-smc-pentax-xw-11-4-tube-10.html