A
Alan Browne
I finally received the glass film holder with the "anti Newton ring"
glass ... and in two corner areas there are strong, large, Newton rings.
Is the because the glass is not sufficiently "tight" and even?
Advice?
Thanks,
Alan
glass ... and in two corner areas there are strong, large, Newton rings.
Is the because the glass is not sufficiently "tight" and even?
Advice?
Thanks,
Alan