Pentax Eyepiece SMC Pentax XW-20

Pentax Eyepiece SMC Pentax XW-20

Code: 70516    Brand: Pentax   
  • 70° Apparent Field of View
  • 20mm Eye Relief
  • Waterproof & Fogproof
  • Fits Pentax Spotting Scopes
 NO STOCK
$548.90
APN: 0027075075245
Supplier Code: 70516

The XW 20 eyepiece is designed for use with a wide range of PENTAX spotting scopes and telescopes. Ideal for both ground and astronomical observations, this eyepiece features 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 high-performance eyepiece provides a 70 degree field of view and 20mm eye relief. 

This Eyepiece is Compatible with the PF-65 and PF-65 ED II series spotting scopes, PF-80 series spotting scopes, PF-100 series spotting scopes.

  • 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 ?? 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

LENS STRUCTURE

6 elements, 4 groups

FOCAL LENGTH

20mm

APPARENT FIELD OF VIEW

70 degrees

EYE RELIEF

20mm

ATTACHMENT DIAMETER

1.25 (31.7mm)

FILTER DIAMETER

28.6mm

FIELD STOP DIAMETER

24.0mm

EYEPIECE RING

Helicoid type

DIMENSIONS

3.4 x 2.4 in

WEIGHT

12.6 oz. (355g)

LENS STRUCTURE

6 elements, 4 groups

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OVERVIEW

The XW 20 eyepiece is designed for use with a wide range of PENTAX spotting scopes and telescopes. Ideal for both ground and astronomical observations, this eyepiece features 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 high-performance eyepiece provides a 70 degree field of view and 20mm eye relief. 

This Eyepiece is Compatible with the PF-65 and PF-65 ED II series spotting scopes, PF-80 series spotting scopes, PF-100 series spotting scopes.

  • 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 ?? 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

SPECIFICATIONS

LENS STRUCTURE

6 elements, 4 groups

FOCAL LENGTH

20mm

APPARENT FIELD OF VIEW

70 degrees

EYE RELIEF

20mm

ATTACHMENT DIAMETER

1.25 (31.7mm)

FILTER DIAMETER

28.6mm

FIELD STOP DIAMETER

24.0mm

EYEPIECE RING

Helicoid type

DIMENSIONS

3.4 x 2.4 in

WEIGHT

12.6 oz. (355g)

LENS STRUCTURE

6 elements, 4 groups