A "C-Mount" has a 1" diameter male thread for camera attachment.
Connecting through a C-Mount on a Trinocular head is the most convenient method of attachment. If you have a trinocular head but you do not have a 1x C-Mount we carry a selection of common C-Mounts below to fit most microscopes.
C-Mount for Leica
Leica Compound Microscopes
DM L Series
DM R Series
DM IR Series
DM IL Series
(See #VMCN below for Leica with 38mm ISO Port)