Eyepiece, Huygenian
Eyepiece, Huygenian
"Service" Model microscope no.27178 by W. Watson and Sons Ltd., in case, c.1920s
Eyepiece, Huygenian
Eyepiece, two planoconvex lenses, plane sides outermost
Objective, 1/6 inch, parachromatic, with cannister
Objective, 2/3 inch, parachromatic, with cannister
Objective, immersion, 1/2 inch, in cannister