Expotel exposure meter made in Japan is probably not made by Expotel itself. We see the same model also at Fodor.
Can it be Walz or Unittic or one of the other Japanese manufactureers?

Manufacturer: Expotel
Type: Hyper VI
Sensor: Selenium
Year: 19xx
Type of measurement:
Sensitivity: DIN / 1600 ASA
Aperture :
Exposure time :
EV: 1

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