Nikon Microscope Binocular Head with CFW 10x Eyepieces for Labophot

Leitz Wetzlar Microscope Binocular Head with Periplan FG 10x Eyepieces

Nikon Diaphot Microscope Binocular Tube Head & Eyepieces CFWN 10X/20

Nikon Microscope Diopter Head with Bi HKW 10x Eyepieces for S-KE, S-KT

Nikon Labophot-2 Microscope Binocular Head with Eyepieces

Nikon Binocular Microscope Head For Labophot, Optiphot & Alphaphot

Nikon Binocular Microscope Head w/ 10x-A Eyepieces Labophot Optiphot Japan

Nikon Binocular Head Alphaphot Microscope w/ 2 10X Eyepieces