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Feather Touch TRUE 3.0"DS speed Focuser, 4.5" Drawtube travel FTF
FTF3545B-A
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Feather Touch 3.5" Diameter Dual Speed Telescope Focuser Kit, 4.5" DTT, Brake, End Cap and Tube Adapter Options.
The telescope must have at least 4.35" of clearance for the draw tube to go inside of the telescope, if not the draw tube will "bottom-out" and give you more back focus.
Please select the proper tube adapter ring and end cap that you will need. Or if you need a Finder Scope Bracket, look at the accessories list.
The telescope must have at least 4.35" of clearance for the draw tube to go inside of the telescope, if not the draw tube will "bottom-out" and give you more back focus.
Please select the proper tube adapter ring and end cap that you will need. Or if you need a Finder Scope Bracket, look at the accessories list.
Specification:
| Known To Fit | Large Refractors |
| Lifting Capacity | 18-20 pounds |
| Draw Tube Travel | 4.5"/114.30MM |
| Accessory | Locking Collar 5.125x24 Female Thread |
| Other Info | Focuser weighs 6 pounds |
| Draw Tube Drive Mechanism | Rack/Pinion |
| Finderscope hole thread dimension | 8-32 |
| Reduction Ratio | 10:1 |
| Focuser Housing / Base | 4 3/32 X24TPI thread on visual side of draw tube |
| Racked In from Mounting Face | 5.236 w/Compression Ring End Cap |
| Racked Out from Mounting Face | 9.736" w/Compression Ring End Cap |
- Focuser Type
- Manual
Founded in the USA, Starlight Instruments specializes in precision focusers and optical products. Their well-engineered solutions cater to astrophotographers and visual astronomers looking for accurate, high-performance focusing, establishing a reputation for quality and reliability in the field of astronomy.
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