Starlight 3,5" Feather Touch Focuser - 1.375" Draw Tube Travel

Starlight 3,5" Feather Touch Focuser - 1.375" Draw Tube Travel

The FTF3515B-A is a high-end focuser for APO refractor telescopes or big RCs which are equipped with large 32 correctors for astrophotography.
Manufacturer : Starlight Instruments
SKU : TSO-FTF3515B-A
Price: 1400.00 € incl tax 19% (Germany)
Estimated delivery time : 3-4 days
Product description
Starlight 3,5" Feather Touch Focuser - 1.375" Draw Tube Travel

Starlight Instruments 3.5" Feather Touch dual speed focuser - 35 mm travel
The biggest focuser of Starlight Instruments is perfect for high-end Newtonian telescopes.

The advantages of the Feather-Touch focusers from Starlight:
  • 100% correct position of of the image plane - no tilting or bending
  • good illumination also for larger sensors
  • 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 makes clamping unnecessary
  • adjusting and bearing are uncoupled
  • brass gear rack and hardened stainless steel gear wheels ensures precise adjustment even under maximum load
  • long life cycle - the Feather Touch focuser is made for at least the life of the telesope it is attached to
  • wide range of accessories and adapters available, including motorisation

Note: connection adapters to the telescope and eypiece-side adapters 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".

In the box:
  • focuser


 
Products specifications
Reduction 1 : 10 Micro Focusing
Max. Payload 20 lb
Travelling distance 38 mm
Unobstructed inner diameter 89mm
Connection to eyepiece Locking Collar 5.125x24 Male Thread (Außengewinde)