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Back in stock now in very limited quantities. Superior 70mm F7.1 Maksutov with optics designed and optimized for CCD photography. Astrosital primary mirror. Multi-coated K8 meniscus. Minimum aberration on the wavefront. PhotoMak complete with photo adapter, C mount and soft padded carrying case. Specifications:- Aperture - 70 mm
- Focal Length - 500 mm
- Relative aperture - 1:7.1
- Effective relative aperture - 1:8.7
- Magnification with the ocular F=25 mm - 20х
- Field of view - 2.5 degrees
- Focusing range - 5 m to infinity
- Resolution - 1.9 sec
- Image with 450 mirror diagonal - straight
- Image with 900 mirror diagonal - mirror
- Overall Dimensions - 87x185 mm
- Weight - 0.9 kg
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