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Microscope Exposure Meter - Photovolt Corp, Boxed, circa 1950 Object Reg. No: HT 2847

Selenium (photovoltaic) exposure meter for microscopes. Inserted in eye piece position to take a reading, which is then converted to exposure settings using the rotational calculator provided. c1950s. Used by Commonwealth Serum Laboratories (CSL) Limited, Parkville, Victoria.
Oblond dark wood box, varnished, housing black apparatus. Meter is black oblong, with two knobs and a flat raised section at the top housing the meter gauge. Black disk-shaped reader on a length of black cord connecting it to the meter. Black, flat square disk photovolt exposure calculator, with rotational gauge, inserted into custom slot in lid of box.
Acquisition Information:
Donation from CSL Ltd (Commonwealth Serum Laboratories), 2004
Discipline: Technology
Dimensions: 12.70 cm (Height), 17.00 cm (Width), 23.50 cm (Length)

More information

Tagged with: laboratory apparatus, light meters, microscope accessories, microscopes, photographic accessories
Themes this item is part of: Images & Image Making Collection, Medicine in Society Collection, Science & Measurement Collection, CSL (Commonwealth Serum Laboratories) Collection
Primary Classification: MEDICINE & HEALTH
Secondary Classification: Medical Research
Tertiary Classification: laboratory equipment
Inscriptions: Metal tag on lid: PHOTOVOLT CORPORATION/NEW YORK CITY.
User: CSL Ltd (Commonwealth Serum Laboratories), Parkville, Victoria, Australia, circa 1950

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