Added secondary cover for welding wire. Added microscope engine holder adapter.
-rw-r--r-- 15 .gitignore
-rw-r--r-- 7048 COPYING
drwxr-xr-x - cases
-rw-r--r-- 15108 index.html
-rw-r--r-- 6195 index.org
drwxr-xr-x - misc
drwxr-xr-x - optics
drwxr-xr-x - repository handling tools