Rotating table for meniscus mirrors
A simple rotary table for working mirrors, homemade with some carpentry tools…
Making a Blank Meniscus 406 F3,7 on refractory plaster mold
I refer to the following Michael Davis Youtube video that I have seen with interest and attention, also thanks to the “lock-down” impediments, fortunately so far in good health, successive in these times of crown virus, also considering that the English language dialogues of the films, constitute in Italy an obstacle for all willing and maybe scratch glass