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smc PENTAX Zoom 6.5-19.5mm - Ülevaade

  • 70530_Eyepiece smc Pentax XF Zoom.jpg

High-performance, exceptional value eyepiece exclusively designed for PENTAX Spotting Scopes.

  • Designed for use with Pentax PF 65 Series Spotting Scopes, provides 20x-60x magnification when used with them
  • Also recommended for use with astronomical telescopes with 1 1/4" focuser
  • Weatherproof construction for greater durability
  • Pentax SMC full-surface multi-layer coated optics reduce glare while providing maximum light transmission and color quality
  • High-refraction, low dispersion lanthanum glass to provide high resolution images with minimal aberrations
  • Advanced computer simulation design technology to reduce internal reflections, producing brighter, clearer images
  • Rubber eyepiece ring designed for viewing comfort

Kirjeldusloe edasi

PENTAX XF eyepieces offer high-refraction, low-dispersion lanthanum glass elements to provide high-resolution images with minimal aberrations. Ideal for observation and photography of planets. PENTAX-original smc full-surface multi-layer lens coating improves light transmission efficiency.  With JIS Class 4 weatherproof construction, the XF eyepieces are more durable and water resistant.

The PENTAX XF Zoom eyepiece provides magnification of 20 to 60 times with the PENTAX 65mm spotting scopes, an apparent field of view of 42 to 60 degrees, and an eye relief of 11mm to 15mm. Designed for use with PENTAX brand spotting scopes and with astronomical telescopes with appropriate 1 1/4" focuser.

The rotatable eyecup offers an adaptor-mounting screw/thread when removed (single-focus models: 30.5mm in diameter with a 0.5mm pitch; zoom: 43mm in diameter with a 0.75mm pitch).

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

smc PENTAX Zoom 6.5-19.5mm Specifications and Performance in combination with PENTAX Spotting Scopes

Product name PENTAX PF-100ED PENTAX PF-80EDA PENTAX PF-80ED PENTAX PR-80EDA PENTAX PR-65EDA PENTAX PF-65ED(A)II
Magnification 32.5-97.5X 27-81X 26-78X 25-74X 19-57X 20-60X
Real Field of View 1.3°-0.65° 1.6°-0.75° 1.6°-0.8° 1.7°-0.8° 2.2°-1.1° 2.1°-1.0°
Apparent Field of View 42°/60° 42°/60° 42°/60° 42°/60° 42°/60° 42°/60°
Field of View at 1000m 22.5-11m 28-13m 28-14m 28-15m 38-18m 37-17m
Exit Pupil 3.0-1.0mm 3.0-1.0mm 3.0-1.0mm 3.2-1.1mm 3.4-1.1mm 3.2-1.1mm
Eye Relief 11mm/15mm 11mm/15mm 11mm/15mm 11mm/15mm 11mm/15mm 11mm/15mm
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