From the late 70's - resting on a stack rack, looking for onlyone special person.Should fit the C8 - C9 1/4 - C0 and C11 as well.Has unique recessed (6) set screw adjustments.Just 2 oz. short of a pound, this one is built !
Just one of hundreds of items from an inventory spanning over forty years ! 3,000+
Filed under: Eyepieces & Accessories