Made in the USA by GE General Electric. It is working in so much that the needle moves when exposed to a light source.
Boxed POLAROID Exposure METER 625 12-12000 ISO/ASA in EV Exposure Values. Gossen
RARE Phot exposure KIEV No.003976 Soviet vintage exposure Made in USSR Arsenal
Vintage Polaroid Self Timer #192 For Polaroid Color Pack Cameras-Ships Same Day
Camera Exposure Meter Calibration Tool 2.7V PX14 EPX14 2MR9 Super 8
Vintage Etalon Automat-A Light Exposure Meter in Original Leather Case
New Genuine Rollei Replacement Exposure Counter Arm (12/16) - For Rolleiflex T