Test charts for micrography - Part 2: Fundamental assembly of typographical characters for legibility tests and test chart for destination of resolving power; Supplement 1: Test card for practical use— 4 стр.
Test charts for micrography - Part 2: Fundamental assembly of typographical characters for legibility tests and test chart for destination of resolving power; Supplement 2: Test card for practical use in rotary cameras— 4 стр.
Test patterns for micrography; test exposures made to establish the conditions for microfilming of printed documents, literature and newspapers— 2 стр.
Test charts for micrography - Part 4: Test chart B for optical density and for determination of scale of reproduction; Supplement 2: Test sheet (size A4) for practical use— 4 стр.
Test charts for micrography - Part 2: Fundamental assembly of typographical characters for legibility tests and test chart for destination of resolving power— 11 стр.
Test charts for micrography - Part 4: Test chart B for optical density and for determination of scale of reproduction; Supplement 1: Test card with different grey values for practical use— 4 стр.