DIN 49440-4 PDF

Published Date: 02/01/1982

Drilled holes and screw connections for busbars; Rectangular cross section busbars

Published Date: 10/01/1979

Conduits and fittings for electrical installation; rigid non-flame propagating insulating conduits and fittings, plain couplers and bends for light pressure strength

Published Date: 12/01/1989

Two-pole socket-outlets with earthing contact rated for 10 A 250 V d.c., 16 A 250 V a.c., portable splash-proof socket-outlets

Published Date: 09/01/2002

Wood poles for overhead lines - Determination of characteristic values

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