DIN EN 50216-1 PDF

Published Date: 07/01/1998

Safety of power transformers, power supply units and similar - Part 2-4: Particular requirements for isolating transformers for general use (IEC 61558-2-4:1997); German version EN 61558-2-4:1997

Published Date: 09/01/2003

Railway applications - Fixed installations - Traction transformers; German version EN 50329:2003

Published Date: 12/01/2019

Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements; German version EN 50588-1:2017

Published Date: 01/01/1998

Determining the Resolving Power of Photographic Materials, Method for

Published Date: 01/01/1998

Photography - Roll film cameras - Back window location

Published Date: 03/18/1992

American National Standard for Photography - Front Lens Barrels up to 127 mm - Dimensions Important to the Connection of Auxiliaries

Published Date: 07/21/1999

Photography (Optics) - Photographic Lenses - Measurement Method for Distribution of Illuminance

Published Date: 01/01/1998

American National Standard for Photography (Lenses) - Visual and Photographic Resolving Power - Measurement Method

Published Date: 01/01/1998

Optics and Optical Instruments - Quality Evaluation of Optical Systems - Determination of Distortion