Counterweight Accessory for CDK12.5

• The IRF90 is a large capacity Integrated Focuser and Rotator for use with Alt/Az, or equatorially mounted systems.
• Occupies 3.5″ of backfocus with the focuser fully racked in, and 4.7″ when fully racked out.
• The Focuser is capable of lifting 40 lbs (18 kg) with a range of 30mm (30000 microns/1.2″).
• The Rotator has a 90mm aperture with a range of 365 degrees with hardstops to eliminate any chance of cord wrap.
• IRF90 is controlled via PWI3 software for autofocusing and optional field de-rotation (if using an Alt/Az mounted system).

This 2.75-2″ visual adapter slides into the Hedrick Focuser that comes standard on the CDK12.5.

• The adapter steps the 2.75″ opening down to 2″ for standard 2″ accessories.
• The adapter also adds some additional spacing to optimize the use of a 2″ diagonal so focus is reached with most eyepieces.

>This Visual Adapter for the CDK 17 allows you to attach standard 2″ visual accessories to the Hedrick Focuser.

• The adapter steps the 3″ opening down to 2″ for standard 2″ accessories.
• The adapter also adds some additional spacing to optimize the use of a 2″ diagonal so focus is reached with most eyepieces.