Optec-3000 Drawtube to FLI PDF 3-3/4”

The Optec #17831 3-inch FLI PDF mount screws directly onto FLI PDF systems with 3.75-inch threads and presents an OPTEC-3000 dovetail to attach to any product with an OPTEC-3000 receiver, including the TCF-S3, IFW-3, and Pyxis 3" rotator.

Outside Diameter: 3.85" (97.8mm)

Overall Height: 1" (25.4mm)

Clear Aperture: 2.66" (67.6mm)

Weight: 2.72 oz (77.1 g)

Back-focus Usage: 0.07" (1.78mm)

Telescope Side Connection: OPTEC-3000 Dovetail

Camera Side Connection:: FLI PDF 3.75"x24tpi Male Thread