Solar (eclipse) filter holder for mounting onto a lens, adjustable diameter with screws

This is an adjustable photographic solar filter holder for a variety of lens sizes. without screw end adapter 10cm is possible. You might want to glue something soft onto the end of the screw. You need: Solar filter foil, e.g. baader solar 3 M3 hex nuts (tight fit, but in addition can be fixed with superglue) 3 M3 scews with hex head 8 3x6mm scews flat head You print: 1x base 1x inlet 3x screw head 3x screw end 0-2x cover (if you want it... it's press fit on both sides)