2 definitions by audiozer0

Top Definition
ISO
Film speed. (International Standards Organization)
All-purpose film is 400 ISO.
by audiozer0 April 14, 2004

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
ASA
Film speed rating. (American Standards Association)
All-purpose film is 400 ASA.
by audiozer0 April 14, 2004

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug