Apogee and SBIG have standardized on a 3-inch diameter thread with 24 threads per inch (24tpi) for many of their large format cameras and filter wheels.

The #17832 adapter has been redesigned to fit any of the standard 3"x24tpi female threaded mounts. For the FLI 3.005"x24tpi thread, see our #17833 mount.

Specifications

Outside Diameter: 3.5" (88.9mm)
Overall Height: 1" (25.4mm)
Clear Aperture: 2.66" (67.6mm)
Weight: 2.4 oz (68g)
Back-focus Usage: 0.07" (1.78mm)
Telescope Side Connection: OPTEC-3000 Dovetail
Camera Side Connection:: Universal 3"x24tpi Male Thread
Drawing

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Optec Inc. OPTEC-3000 3-inch to 3.000” 24tpi threaded mount

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