M48 VARIABLE EXTENSION 15 - 18mm ZWO22 and if you accidentally bump

and if you accidentally bump your mount during the night

offers several holes to accommodate 31

The Sky-Watcher Light Shroud is an essential accessory for every Collapsible Dobsonian Telescope for high image contrast

SKU 250mm orange

M48 VARIABLE EXTENSION 15 - 18mm ZWO22 and if you accidentally bumpThis variable length adapter consists of a male M48 x 0. 75 thread on one end and a female M48 x 0. 75 thread on the other. Optical thickness of the adapter can be adjusted between 15 18mm. This is very useful for connecting accessories such as filter drawers or filter wheels to correctors which require a very specific backfocus distance. Specifications Connection side A Female M48 x 0. 75 Connection side B Male M48 x 0. 75 Optical length 15 18 mm SKU