Ahren's Polarizing Binocular microscope: 1 pair of eyepieces
- maker:
- C D Ahrens
Ahren's Polarizing Binocular microscope: 1 pair of eyepieces, 2 body prisms (1 in case), Ahrens Polarizer in revolving mount
Ahren's Polarizing Binocular microscope: 1 pair of eyepieces, 2 body prisms (1 in case), Ahrens Polarizer in revolving mount