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Lot 51:
Description
A Bausch & Lomb Vintage #4354 Micro Projector, also marked for Central Scientific Co. This vintage scientific optical instrument is presented as multiple modular components primarily constructed from black-painted cast metal, polished brass, and silver-toned metal, mounted on a dark wooden base with a metal rail. Key elements include various cylindrical optical tubes, a rotating brass disc with a 0-90 degree scale, and an electric motor with visible wiring. The accompanying clear plastic case contains several glass or clear plastic prisms and slides, some wrapped in paper. Likely dating to the early to mid-20th century.
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