Sony HDR-SR5 - Manual (Page 4)

4
About the Carl Zeiss lens
Your camcorder is equipped with a Carl
Zeiss lens, which was developed jointly by
Carl Zeiss, in Germany, and Sony
Corporation, and produces superior images.
It adopts the MTF measurement system for
video cameras and offers a quality typical
of a Carl Zeiss lens. Also, the lens for your
camcorder is T -coated to suppress
unwanted reflections and faithfully
reproduce colors.
MTF= Modulation Transfer Function. The
number value indicates the amount of light
from a subject coming into the lens.