Simple stem
LM 25 mirror handle threads follow international standard M2.5, for a mirror shank diameter of 2.5 mm.
Cone socket
LM 28 mirror handle threads follow international standard UNF4-48, for a mirror shank diameter of 2.6 mm.
Simple stem
LM 25 mirror handle threads follow international standard M2.5, for a mirror shank diameter of 2.5 mm.
Cone socket
LM 28 mirror handle threads follow international standard UNF4-48, for a mirror shank diameter of 2.6 mm.