Arri Alexa

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The Arri Alexa is a digital motion picture camera system developed by Arri. The Arri Alexa was introduced in April 2010 and was Arri's first major transition into digital cinematography, after previous efforts including the Arriflex D-20 and D-21.

Alexa cameras are designed to be used in feature films, television shows and commercials. Alexa uses the ALEV series of image sensors manufactured by ON Semiconductor.^[1]