Eyepiece smc Pentax XO 2.5 (1.25" tube)

$339.00
ADD TO CART

Product Information:

  • High-performance eyepieces, perfect for high-magnification observation and photography of planets
  • High refraction, extra-low dispersion lanthanum glass elements deliver bright, high resolution images with minimal distortions and aberrations
  • Pentax XO series eyepieces may be used with astronomical telescopes with 1 1/4" focusers.
  • PENTAX original SMC full-surface multi-layer lens coating improves efficiency of light transmission and contras
  • t
  • Advanced computer simulation design technology incorporated to drastically reduce internal reflections resulting in brighter, clearer images
  • Waterproof construction for greater durability

Lens Structure:

6 elements, 3 groups

Focal Length:

2.58mm

Apparent Field of View:

44 degrees

Eye Relief:

3.9mm

Attachment Diameter:

1.25" (31.7mm)

Filter Diameter:

28.6mm

Field Stop Diameter:

1.9mm

Eyepiece Ring:

Fixed

Height & Width:

2.2" x 1.9"

Weight:

4.9 oz. (138g)

The PENTAX high-performance XO 2.5 eyepiece offers a focal length of 2.58mm and is perfect for planetary observations. It features JIS Class 4 weather proof construction for durability, PENTAX-original smc lens coating to improve light transmission, and low-dispersion glass elements to provide high-resolution images.


Compatible with the following: PF-65 and PF-65 ED II series spotting scopes, PF-80 series spotting scopes, PF-100 series spotting scopes