The #17804 Reducing Adapter allows equipment with a 2-inch drawtube adapter to be attached behind 3-inch OPTEC-3000 equipment including the TCF-S3, IFW-3, and Pyxis 3" rotator.

This adapter includes a specially designed brass compression ring with grooves designed to hold eyepieces and other accessories tightly. Especially designed for use with the TCF-S3 series focusers.

Camera-side Compatibility:

• 2-inch Eyepieces,
• 2-inch Camera Nosepieces,
• Pyxis 2" camera field rotator,
• NextGen and Lepus series telecompressors,
• Any 2-inch 'push-fit' accessory.

Specifications

• Outside Diameter: 3.48" (88.3mm)
• Overall Height: 1.38" (35mm)
• Clear Aperture: 2.01" (51mm)
• Weight: 6.08 oz (172 g)
• Compression Ring: ridged brass internal ring
• Back-focus Usage: 0.625" (15.9 mm)
• Telescope Side Connection: OPTEC-3000 Dovetail
• Camera Side Connection: 2" Receiver
• Drawing