Prism Direct Vision Spectroscope DVS for Gems Gemology

Stereo Microscope Binocular Eyepieces (2) 16X TOPCON BIOMICROSCOPIC SLIT LAMP

Universal Mobile Phone Interface Eyepiece Adapter Mount for Slit Lamp

Universal Mobile Phone Interface Eyepiece Adapter Mount for Slit Lamp Microscope

ZEISS 10x/23 Microscope Focusable Eye Piece Fits 30mm 444036-9000-000

Precision Adjustable Slit for Optical Experiments, Manual One-Way Fine Tuning

Focusable 0.37X 0.5X 0.75X Microscope eyepiece CTV Lens adapter C-Mount 23.2mm A

Chroma Fluorescence Microscopic Emission Filter D490/40m Center Wavelength 490nm