Our new foresight irises with a small mark between the two limits-of-adjustment accept our thread adaptors
The flat face of the iris can be unscrewed and an adaptor inserted for use of other accessories
for M.18 & M.17 irises to fit a lens screen, anti-glare tube or level
Gehmann GmbH & Co. KG, Karlstraße 40, 76133 Karlsruhe, Germany, info@gehmann.com