Eyepiece smc Pentax XW 40 (2" tube)
$579.00
Product Information:
Lens Structure:
6 elements, 5 groups
Focal Length:
40mm
Apparent Field of View:
70 degrees
Eye Relief:
20mm
Attachment Diameter:
2" (50.8mm)
Filter Diameter:
48mm
Field Stop Diameter:
46.5mm
Eyepiece Ring:
Helicoid type
Height & Width:
4.6" x 3.0"
Weight:
24.7 oz. (700g)
- Improved 70 degree field of view for wider views
- XW 3.5mm, 5mm, 7mm, 10mm, 14mm, 20mm, 30mm, and 40mm provide a wider field of view than previous PENTAX eyepieces
- All Pentax XW series eyepieces may be used with astronomical telescopes with appropriate 1 1/4" or 2" focusers.
- XW 3.5mm, 5mm, 7mm, 10mm, 14mm, 20mm eyepieces may be used with our PF series Spotting Scopes (except PF 63 Zoom)
- Full multi-coated lenses increase light transmission and contrast
- High refraction, extra-low dispersion lanthanum glass elements deliver bright, high resolution images with minimal distortions and aberrations
- Advanced computer simulation design technology implemented to drastically reduce internal reflections, producing brighter, clearer images
- Weatherproof construction for greater durability
- Long eye relief for comfortable viewing with or without glasses
The PENTAX XW 40 eyepiece is exclusively designed for telescopes that feature a 2 inch focuser. Within its JIS Class 4 weather-proof construction, this high-performance eyepiece features high-refraction, low-dispersion lanthanum glass elements and PENTAX-original multi-layer coating for bright, high-resolution images with minimal aberrations and distortions. It offers a focal length of 40mm, long eye relief (20mm), and a 70 degree apparent angle of view.
Compatible with the following: PF-65 and PF-65 ED II series spotting scopes, PF-80 series spotting scopes, PF-100 series spotting scopes
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