NGC318 Receiver Tube
#17481 - 3" Receiver Tube To Accept NGC318 f/7.5 Reducer/Corrector
The #17481 3" Receiver Tube mount allows 3-inch (OPTEC-3000) products such as the NGC318 Telecompressor to be attached to products with the larger OPTEC-3600 dovetail.
- Outside Diameter: 4.25" (108mm)
- Overall Height: 4.58" (116.3mm)
- Clear Aperture: 3" (76.2mm)
- Weight: 21.92 oz (621.4 g)
- Back-focus Usage: 4.58" (116.3mm)
- Telescope Side Connection: OPTEC-3600 Receiver
- Camera Side Connection:: OPTEC-3000 Receiver
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