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.85x Reduction For Your Sky-Watcher Pro 80 ED APO Refractor Helps Correct Distortion Out to the Edge of the Field Requires a 48mm T-Ring

So you want to take the nest step up in your photography with your Sky-Watcher 80mm ED refractor.  This Sky-Watcher .85x Focal Reducer/Corrector will get you on your way.  The Sky-Watcher S20200 will reduce the focal length by 0.85x effectively widening your photographic field.  However, it will also correct at the edges of the field helping to flatten out the field.

This reducer requires a 48mm T-Ring.

Tech Details: 

Weight .7 lbs
Warranty 2 years

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