xp1965
16-10-2021, 11:02 AM
SOLD SkyWatcher Focal reducer ED72 will also fit ED80
SkyWatcher field flattener and reducer
The 0.85x reducing factor will convert the focal ratio of your Evostar 72ED from f/5.8 to f/4.93 with the advantage to shorten the photographic exposure.
Brand new unused.
$370 inc postage.
SkyWatcher field flattener and reducer
The 0.85x reducing factor will convert the focal ratio of your Evostar 72ED from f/5.8 to f/4.93 with the advantage to shorten the photographic exposure.
Brand new unused.
$370 inc postage.