Teleskoplar

Parameters Aperture size 103mm Focal length 700.4mm Focal ratio f/6.8 Objective lens Triplet air-spaced APO (including one ED glass) T..

  107PHQ Aperture size 107mm Focal length 749mm Focal ratio f/7 Objective lens Quadruplet air-spaced APO (including two ED glass) ..

Parameters Aperture size 120mm Focal length 840mm Focal ratio f/7 Objective lens Triplet air-spaced APO (including one ED glass) ..

130PHQ Illustrate in detail Aperture size 130mm Focal length 1000mm Focal ratio f/7.7 Objective lens Quadruplet air-spaced APO (including two ED glass) ..

Parameters Aperture size 140mm Focal length 980mm Focal ratio f/7 Objective lens Triplet air-spaced APO (including one ED glass) ..

151PHQ Illustrate in detail Aperture size 151mm Focal length 1057mm Focal ratio f/7 Objective lens Quadruplet air-spaced APO (including two ED glass)  ..

Parameters Aperture size 160mm Focal length 1120mm Focal ratio f/7 Objective lens Triplet air-spaced APO (including one ED glass) Tota..

Parameters Aperture size 185mm Focal length 1295mm Focal ratio f/7 Objective lens Triplet air-spaced APO (including one ED glass) ..

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Parameters Aperture size 60mm Focal length 408mm Focal ratio f/6.8 Objective lens Quadruplet air-spaced APO(including one ED glass) Image circle 44mm Maximum accessory ..

 65PHQ is a flatfield astrograph newly launched after 80PHQ, 107PHQ, and 130PHQ. Instead of buying extra flatteners, calculating the back focus of the flattener, or making a tedious connection to match the correct distance, astrophotographers can simply equip it with any possible imaging ac..