To gain the ability to stop it down, cutting a slot in the middle of the lens for waterhouse stops would be easiest and cheapest. Then just make some black cardboard or plastic inserts.
Type: Posts; User: jp; Keyword(s):
To gain the ability to stop it down, cutting a slot in the middle of the lens for waterhouse stops would be easiest and cheapest. Then just make some black cardboard or plastic inserts.