Starlight Inst. Feathertouch Dual Speed Rotatable 2" Focuser -

Starlight Inst. Feathertouch Dual Speed Rotatable 2" Focuser -
$425.00
Item # SI-FTF2025BCR
1 Questions(s)

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  • This Starlight Instruments Feathertouch Focuser is a 2" dual speed, rotatable model presented in a 2.5" DTT format.
  • It has a Draw Tube Travel of 2.6" (66.04mm) and Crayford Friction Drive.
  • The Starlight Instruments Feathertouch Focuser has a brake and C-ring.
  • Both coarse and fine focusing with an 8 pound lifting capacity.
Description

Details

Starlight Instruments Feathertouch Dual Speed Rotatable 2" Focuser

This Starlight Instruments Feathertouch Focuser is a dual speed, rotatable model presented in a 2.5" DTT format. The Starlight Instruments FTF2025BCR Feathertouch Focuser has a brake and C-ring. Both coarse and fine focusing with an 8 pound lifting capacity.

Starlight Instruments Feathertouch Focuser

Starlight Instruments Feathertouch Dual Speed Rotatable 2" Focuser Features

  • DT Length: 3.95" | 100.33mm
  • Focuser Housing / Base: 2.75inch OD NT Flange
  • Draw Tube Travel: 2.6" | 66.04mm
  • Racked In from Mounting Face: 1.405" | 35.687mm
  • Racked Out from Mounting Face: 4.005" | 101.73mm
  • Racked In Draw Tube Below Mounting Face: 2.518" | 63.957mm
  • Diameter at Back Side (Eye Piece) of Draw Tube: 51.31mm / 2.600in
  • Thread on Entry (OTA | FRONT) Side of Draw Tube: 52mm x .75mm
  • Draw Tube Drive Mechanism: Crayford Friction Drive
  • Draw Tube Drive Material: Steel on Steel
  • Draw Tube Linear Bearing Style: Dovetail-Ball Bearing
  • Draw Tube Linear Bearing Material: Steel on Steel
  • Reduction Unit Type: 2.0inch Planetary Drive
  • Reduction Ratio: 10.25:1 (Approximately)
  • Travel per Pinion Revolution: 19.94mm / 0.785inch per Revolution
  • Lifting Capacity: 3.63kg / 8 lbs
  • Travel per Fine Focus Knob: 1.960mm / 0.077inch per Revolution
  • Travel per Course Focus Knob: 21mm / 0.870inch
Starlight Instruments Product Number: FTF2025BCR
Additional Information

Additional Information

SKU SI-FTF2025BCR
Manufacturer Starlight Instruments
Focuser or Mask Size 2" Drawtube
Focus Control Manual
Warranty Lifetime Warranty
Reviews
Included Items

Included Items

  • Starlight Instruments Feathertouch Dual Speed Rotatable 2" Focuser
Questions & Answers

Product Questions

I'm looking for a proper focuser for AT8RC.
Can I use FTF2025BCR (FeatherTouch) without any additional adapter?
If I can't, can you find a proper option?
2
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