SPECIFICATION:
- Net weight : 10.5Kg
- Gross weight : 12.5Kg
- Image circle : 60mm
- Observing mode : 148.5mm
- Aperture siza : 130mm
- Focal length : 1000mm
- Focal ratio : f/7.7
- Objective lens : Quadruplet air - spaced APO (including two ED glass)
- Four-piece photographic adapter : M48x0.75
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