Most Digital SLR’s have a “Low Pass Filter” (LPF) or AA (Anti-Aliasing) Filter in front of the CCD or CMOS sensor. This helps to eliminate colour aliasing problems, or the “moire” effect.
Power source/battery type. Also NiCad and NiMHallthingsphotography
Stands for Authors Alteration; used in proofing as an in-dication that changes are requested and will he paid for by the client; changes are not due to printer s error.proximasoftwareglossary