D50
From Wikipedia, the free encyclopedia
D50, D-50 or D 50 may refer to:
- D50 (medicine), the half maximal inhibitory dose, representing the dose of light or ionising radiation that is required for 50% inactivation of a tumor cell population.
- D50 (white point), in graphic design, one of the standard illuminants defined by the International Commission on Illumination
- Nikon D50, an entry-level digital SLR camera
- Roland D-50, a digital synthesizer from the 1980s