Starlight Inst. 3" Feather Touch Dual-Speed Focuser
Starlight Instruments 3" Feather Touch Dual-Speed Focuser
This Starlight Instruments 3" Feather Touch 3" dual speed focuser has 2.5" draw tube travel, brake, integral TFPE coupled 109mm threaded collar, and 2" diameter compression ring with end cap upgrade.
Starlight Instruments 3" Feather Touch Dual-Speed Focuser Specifications...
- Draw Tube Thread: M75X1 Female Thread
- Draw Tube Travel: 2.5" (63.5mm)
- Lifting Capacity: 13-15 lb.
- Thread on Entry Side of Draw Tube: M109X1 Male Thread
- Reduction Ratio: 10:1
- Finderscope Hole Thread Dimension: 8-32
- Draw Tube Drive Mechanism: Rack & Pinion
- Racked In from Mounting Face: 3.672" (93.27mm)
- Racked Out from Mounting Face: 6.368" (161.75mm)
Starlight Instruments Product Number: FTF3025B-A
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