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TK 65mm QUADRUPLET FPL-53

Artikelnummer FF65
TECNOSKY
795,00
(657,02 excl. btw)
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Beschikbaarheid:: in voorraad

AST - Tecnosky 65mm f/6.5 Quadruplet - 65/420mm

  • .4 element APO telescope with field correction

This Quadruplet Astrograph 65mm offers a highly corrected focal plane for astro photography . It is fine crafted and optimal for mobile deep-sky imaging featuring a minimum mechanical length of 340 mm. Image quality on- and off axis is perfect and the very low chromatic abberation allows a visual magnification range up to 150x.

Specifications:

  • Aperture: 65mm
  • Focal length: 420mm
  • Photographic speed: f/6.5
  • Diameter of the corrected field: 44mm
  • Weight: 2.8 kgs (with tube rings)
  • Focuser: 2" RP with improved bearing, 360° rotation.
  • Resolution: 1.78 arc seconds
  • Limiting visual stellar magnitude: 11m6

Advantages 

  • fully corrected triplet lens group for colour-free imaging
  • FPL 53
  • integrated field flattener (4th lens) for a corrected fiels up to full-size sensors
  • optimized flattener position inside the tube for best effect
  • 2" dual speed focuser for high loads - no slipping, no shifting
  • 360° rotation possibilitiy for ideal framing
  • CNC tube rings
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