#17870 - OPTEC-3600 to OPTEC-4300 Expansion Ring
The 3600 to 4300 Expansion Ring allows owners of any OPTEC-3600 telescope adapter to easily expand the male dovetail out to 4.3-inches matching the OPTEC-4300 spec.
Camera-Side:
- Any OPTEC-3600 telescope adapter.
- Gemini Focusing Rotator.
- TCF-Lynx 3 3-inch Focuser.
- Inside Diameter: 3.6" (91mm)
- Outside Diameter: 4.95" (126mm)
- Overall Height: 0.42" (10.7mm)
- Clear Aperture: 3.6" (91mm)
- Weight: 3.4 oz (100 g)
- Back-Focus Usage: 0.1" (2.5mm)
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Shipping Details
- Variant: Default Title
- SKU: 17870
- Weight: 1.0 lb
- Package Dimensions : 5 X 5 X 3
- Harmonized Code: 9005.80
- Product Type: Adapter
- Brand: Optec, Inc.