When only the very best will do!
Starlight Instruments Feathertouch 3" diameter dual-speed rack-and-pinion focuser with 3.5" drawtube travel and 2" pushifit eyepiece/accessory holder with compression-ring and three lock-screws (shown in photo).
Please select mounting adapter to suit your refractor telescope.
Note 1: For Altair or TS 115 & 130 mm f7 triplet refractor telescopes please select United Optics 115 or United Optics 130.
Note 2: A threaded end cap/adapter (EC30-1905-92) is also available for use with the matching United Optics (Altair/TS) Flattener.
Note 3: We also configure this focuser to suit a number of Takahashi refractor telescopes - please email for advice and a quote.
Note 4: Due to the custom nature of this product delivery time might be 2-3 weeks if not already in stock.
The A30-1901-1 TFPE coupled 'Standard' tube adapter (shown in photo & below) with M109 x 1mm male thread is included with all variations and enables 360-degree focuser rotation.
360° Product Tour
- Precision Rack & Pinion focus mechanism for maximum load bearing capacity
- Integral TFPE coupled collar
- 2" adapter with brass non-marring compression ring
- Two focus knobs provide coarse focus and fine focus with a reduction ratio of 10-to-1 for unrivalled accuracy and repeatability.
- Starlight Instrument's focuser brake system.
- Designed and manufactured to the highest standard to ensure long life and no-fuss operation.
Draw Tube Thread M75X1 Female Thread
Draw Tube Travel 3.5" (88.90 mm)
Lifting Capacity 13-15 lb.
Thread on entry (OTA/front) side of drawtube M109x1 Male Thread
Reduction Ratio 10:1
Finderscope hole thread dimension 8-32
Draw Tube Drive Mechanism Rack & Pinion
Racked In from Mounting Face 93.3 mm (3.67")
Racked Out from Mounting Face 187 mm (7.37")
Focuser weight 1.8 kg (4 lb.)