Starlight Instruments Feather Touch 2.5" focuser - 3.5" draw tube travel
Price
979.00 €
Shipping
7.50 €
Starlight Instruments Feather Touch 2.5" focuser - 3.5" draw tube travel
This rack and pinion focuser is for all amateur astronomers who needs a bigger focuser than 2" which should be compact. The focuser especially offers a better illumination, needed for working with larger sensors. With 88.9 mm, the travel range is generous. The focuser is popular with refractor of moderate speed from f/7 downwards. Currently, this focuser is praised as a better alternative to 2" focusers.
The advantages of the 2.5" Feather Touch focuser:
Technical information:
Note: connection adapters to the telescope are not included in the scope of delivery.
Connection adapters to the telescope are listed under "Accessories for mounts".
Eyepiece-side and camera-side adapters are listed under "Adaptors".
The advantages of the 2.5" Feather Touch focuser:
- 100% correct position of of the image plane - no tilting or bending
- Clear aperture of 63 mm, enough to illuminate full-frame sensors
- Best mechanical workmanship
- Internal baffles
- Gentle clamping by compression ring
Technical information:
- Robust housing - no bending
- 1:10 gear reduction for exact focusing
- free adaption to different telescope types (connection adapters can be found at the accessories recommendations)
- Brake for adjusting of the drag and clamping of the draw tube
- Rack and pinion, no friction - for even better transmission of power
- Brass gear rack and hardened stainless steel gear wheels ensures precise adjustment even under maximum load
- Helical gears for smooth motion
- Screw-on extension tubes (see recommended acessories)
Note: connection adapters to the telescope are not included in the scope of delivery.
Connection adapters to the telescope are listed under "Accessories for mounts".
Eyepiece-side and camera-side adapters are listed under "Adaptors".
Delivered with:
- Starlight FTF2535HD - Feather Touch 2.5" focuser - 2.5" draw tube travel
The FTF2535HD is a high-end focuser for refractor telescopes which are equipped with larger correctors for astrophotography.
Item number
TSO-SI-FTF2535HD
Manufacturer
Starlight Instruments
Weight
4.0 kg
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