Slide projectors and slides; projector slides for general use and for theatre projection, nominal sizes, dimensions of masks, picture position and marking— 9 стр.
Projection of still pictures and motion-pictures; reflection and transmittance characteristics of screens; characteristic values, screen types, measurement— 12 стр.
Projection of still pictures and motion-pictures - Part 3: Minimum dimensions for elements, width of lines, dimensions of lettering and graphical symbols in originals for projection— 20 стр.
Projection of still pictures and motion-pictures - Part 4: Reflection and transmittance characteristics of screens; characteristic values, screen types, measurement— 15 стр.