Pentax XW (30, 40) Eyepiece - XW
Pentax XW (30, 40) Eyepiece - XW -
- Improved 70 degree field of view for easier viewing
- Designed specifically to provide ideal viewing conditions when used with a telescope
- Fully multi-coated lenses increase light transmission and color quality
- High-refraction, low-dispersion lanthanum glass elements deliver bright, high-resolution images with minimal aberrations and distortions
- Advanced computer simulation design technology was used to drastically reduce internal reflections producing brighter, clearer images
- JIS Class 4 weather proof construction makes these eyepieces more durable
- Long eye-relief for viewing with or without glasses
- Limited Lifetime Warranty
 | |  | XW30 |  | XW40 |  | | Lens Structure: |  | 7 elements 6 groups |  | 6 element 5 groups |  | | Focal Length: |  | 30mm |  | 40mm |  | | Apparent Field of View: |  | 70° |  | 70° |  | | Eye Relief: |  | 20mm |  | 20mm |  | | Attachment Diameter: |  | 2” (50.8mm) |  | 2” (50.8mm) |  | | Filter Diameter: |  | 48mm |  | 48mm |  | | Field Stop Diameter: |  | 36.2mm |  | 46.5mm |  | | Eyepiece Ring: |  | Helicoid type |  | Helicoid type |  | | Height & Width: |  | 4.8”x3.0” |  | 4.6”x3.0” |  | | Weight: |  | 26.1 oz. (740g) |  | 24.7 oz. (700g) |  |
Pentax XW (30, 40) Eyepiece - XW on Sale from OpticsPlanet.com
XW - Pentax XW (30, 40) Eyepiece

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