Olympus BH2 BHS BHSU Microscope 12V 100W Illuminator Lamp Light Housing HAL-L

Polarized microscope accessories - Bertrand lens Crystal diffraction cross

Nikon Halogen 12V 100W Microscope Illuminator Light House Housing, Made in Japan

Carl Zeiss Jena Microscope Lighting Lamphouse Source for Bulb

Zeiss 47 30 16 Binocular Head + 47 56 38 Collimator (R7)

Zeiss Inverted Microscope 6 Position Revolving Nosepiece 47 17 10 And Two Others

Zeiss III RS Microscope Vertical Illuminator Fluorescence Filter 46 62 49-9904

Nikon LV-LH52 Halogen Lamp Housing 12V 100W Microscope Illuminator – Tan