About this product
Part Number: 107F3.9ED
Japanese made Borg 107FL f/3.9 Astrograph features a premium quality Fluorite objective from Canon
Includes a Starlight Instruments Feather Touch 3" dual speed focuser with 1.5" of draw tube travel.
Modular Borg design allows you to reconfigure the scope for visual observing or to disassemble it for ultra portability.
- Aperture: 107mm Fluorite
- Focal length: 420mm
- F-ratio: 3.9
- Lens configuration: 6 element advanced petzval system including one fluorite and one ED element.
- Coating: Fully multi-coated
- Effective image circle: 55mm
- Illumination strength: 77% Full Frame / 68% 55mm diagonal sensor
- Physical length: 445mm
- Tube diameter: 115mm
- Weight: 4.3kg OTA only
- Filter: 82mm (front cap)
107mm Fluorite Objective
- 107mm fluorite
- 420mm focal length
- 174mm long when fully retracted
Telescope Field of View Simulator
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