Metallurgical Microscope Stable Quality Model. Good funcation with economic price metallurgical microscopeViewing Head: Sliding Binocular ... iris diaphragm, filter, rack and blue filter(suitable for biological microscope)Power: Up light 6V 30W Halogen lamp, Down light 6V ... parts: CCD mount, photography attachment, polarizer layer, SPECIMEN PRESSER Metallurgical Microscope