Photometer model S511 by Weston
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Photometer model S511 by Weston, complete with two range-multiplier caps and instructions, in leather case, ranges 500 lux, 2500 lux and 5000 lux
Details
- Category:
- Optics
- Object Number:
- 1992-513
- type:
- photometer
- credit:
- Eastern Electricity. Appliance Testing L
