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Pentax XW40-R 40mm 2" Eyepiece - 70538

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SKU: PEN-70538

Pentax XW40-R 40mm 2" Eyepiece

The Pentax 2" XW40-R eyepiece boasts incredible optical features and is housed in a sturdy eyepiece body with JIS Class 4 waterproof construction. With a focal length of 40 mm, this eyepiece has been specifically designed to give an amazing field of view by utilizing the fully multi-coated lenses. The lenses allow for an increase in light transmission and color quality. Additionally, the XW40-R eyepiece gives a 70° field of view and has been designed to reduce internal reflections while giving brighter, clearer images.

With this design, the Pentax XW40-R eyepiece is an excellent companion when it comes to viewing nebulae, planets, and other adventures through the night sky.

Pentax has included a light shielding diaphragm to reduce internal reflections and an adjustable twist-up eye cup.

Pentax XW40-R Eyepiece Features

  • Focal Length: 40 mm
  • Field of View: 70°
  • Eye Relief: 20 mm
  • Glass: Extra-Low-Dispersion Lanthanum
  • Weatherproof: Yes
  • Coatings: Fully Multi-Coated; Phase Coating
  • Lens Construction: 6e-5g
  • Barrel Size: 2" (50.8 mm)