Search results
Results from the WOW.Com Content Network
The standard defines the "A", "B" and "C" series of paper sizes, which includes the A4, the most commonly available paper size worldwide. Two supplementary standards, ISO 217 and ISO 269 , define related paper sizes; the ISO 269 " C " series is commonly listed alongside the A and B sizes.
By 1977, A4 was the standard letter format in 88 of 148 countries. Today the standard has been adopted by all countries in the world except the United States and Canada. In Mexico, Costa Rica , Colombia , Venezuela , Chile, and the Philippines , the US letter format is still in common use, despite their official adoption of the ISO standard.
The alternative Super series, denoted SnR, nR Plus or nR+, has an aspect ratio of 3∶2 (or as close as possible) and thus provides a better fit for standard 135 film (35 mm) at sizes of 8 inches or above. 5R is twice the size of a 2R print, 6R twice the size of a 4R print and S8R twice the size of 6R. 4D/6D is a newer size for most consumer ...
A4 or A 4, the musical note La or A in the fourth octave; A440 (pitch standard), the use of the musical note A to reference musical pitch; Réti Opening (Encyclopaedia of Chess Openings code: A04) A4, a climbing route grade; A4, the code for permission to use specific land or premises for pubs and bars in town and country planning in the UK