ZWO M54 Filter Drawer for 2" Mounted Filter - Gen II - FD-M54-II Starfield OTA 2" diameter

2" diameter

or the iMate computer

or would just like a back-up

such as with Dobsonian telescopes or longer Newtonian tubes

Each filter lot is tested and a plot of the spectral response of the lot is provided with each filter

ZWO M54 Filter Drawer for 2" Mounted Filter - Gen II - FD-M54-II Starfield OTA 2" diameterProduct Description The Gen II M54 Filter Drawer with 20mm ring design is independently developed by ZWO and specifically made to match with the full frame cooled camera ZWO ASI6200, ASI2400 or ASI2600MC Duo. With the ability of double strong magnetic absorption, it is more convenient and much easier to install or pull out the filter. There is a lock screw on the side of the M54 filter Drawer. The locking function is helpful on adjusting the tension