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BORG 90FL F3.9ED Astrograph Set
BORG 107FL F3.9ED Astrograph Complete Set
Description
BORG 107FL F3.9ED Complete OTA Set.
Specifications
- 107mm CANON Fluorite
- Focal length : 420mm
- F-ratio : 3.9
- 6-element optical system, including one fluorite and one ED
- 55mm image circle
- 80.0mm backfocus (60.0mm from 7352)
- Illumination : 77% full frame / 68% 55mm diagonal sensor
- Feather Touch Focuser (FTF-3215B-A) as standard
- Physical length : 440mm
- 4.3kg
- Airline transportable padded carrying bag
BORG 107FL F3.9ED Specs
Aperture
107mm Canon fluorite
Lens Configuration
6 elements including one fluorite and one ED
Focal Length
420mm
F-ratio
F3.9
Image Circle
55mm
Illumination
77% full frame / 68% 55mm diagonal sensor
Weight
4.3kg
Length
445mm
Tube Diameter
115mm
Mechanical Back
80.0mm (from M68.8/P0.75 female)
Focus
Optical Back
177.51mm from the center of rear lens
Focuser
Focuser
FTF3215B-A or ESATTO 3”
Lens Configuration
Note 1)
Recommended mounting rings
• PrimaLuceLab 115mm
• Takahashi 114mm
• Moonlite FSQ rings
Note 2)
Camera attachments
• DSLR : 7000 + 5000 Series
• Mirrorless : 7000 + 7921 + 7922 + 5000 series
• ZWO/QHY : Various options
• Pentax 645D/Fujifilm GFX/Phase One adapters will be available
More Information
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