Description
Product Description GSO 2'' Dual Speed Linear Bearing Focuser For SCT
A Must Accessories For For SCT User. 2'' Dual Speed Focuser Provide Precision Focusing Needed For Sharp View Of Lunar/Planetary View. External Focuser Allow User To Focus Without Moving Primary Mirror - Eliminating Mirror Or Focuser Shift Common In SCT Telescope. This Give Better Astrophotography Results As Well. With Linear Bearing Preventing Drawtube Slop
Tube travel = 1.97" (50mm)
Minimum focuser height (without 1.25" adapter) = 4.66" (118.5mm)
- Maximum focuser height (without 1.25" adapter) = 6.63" (168.5mm)
- 2"-1.25" adapter height = 0.39" (10mm)
- Tube travel = 1.97" (50mm)
- Drawtube outside diameter = 2.32" (59mm)
- Steel rail width = 0.56" (14.1mm)
- Focuser weight (with 1.25" adapter) = 1lb-15.3oz (887gm)
- Focus knob diameter = 1.57" (40mm)
- Microfocus knob diameter = 1.06" (27mm)
- Maximum outer body diameter = 3.23" (82mm)
- Flange thread: Standard SCT female thread (2" x 24 TPI)
- Measurement scale on focuser drawtube: Yes
- Rotatable: Yes
- Dust plug: One 1.25" dust plug included
Feature Rotatable Focuser To Allow Reposition Of Diagonal Or Eyepiece Anytime Required. Threaded To Accept Standard 2'' Filter Comprehensive on-going service, after care and repairs.
NZ family owned and operated GST registered since 1991
60 years experience in astronomy & optics
Details
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