Beam deflecting unit for multiple-axis examination in a microsco
Beam divider more particularly for optical instruments such as o
Beam splitter device
Beam splitter for automatic focusing device
Bellows zoom microscope
Binary optic-corrected multistage imaging system
Binary optical element for an optical disk read/write head
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular
Binocular