Weston Electrical Instrument Corporation 617 Pozometre Kullanım Kılavuzu
Weston Electrical Instrument Corporation 617 Exposure Meter Specifications Model: 617 Manufacturer: Weston Electrical Instrument Corporation For Still and Motion Pictures Two Weston PHOTRONIC photoelectric cells Printed in U.S.A. Description of the Exposure Meter The Weston Universal Exposure Meter, Model 617,…