About this product
This PlaneWave 0.66x reducer is designed for the CDK 12.5/14 and 17" telescopes and will reduce their f ratio by 66% -
- CDK12.5 f/8 telescope will be reduced down to f/5.3.
- CDK14 will be reduced to f/4.8
- CDK17 f/6.8 will be reduced down to f/4.5
**NOTE - The #1326012 (PW #125166) adapter is compatible with CDK17's that have 10.24" back focus. The CDK17 with 8.81" back focus will use the #1326020 (PW#200166) focal reducer. See instruction manual for details
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