Read Sony DCR-TRV900 Service Manual online
16
2-4. New Imager
2-4-1. Dichroic Prism
A new dichroic prism is used in order to make the DCR-TRV900 compact includ-
ing the lens block. Feature of the new dichroic prism is that the red imager re-
ceives the direct light, the green imager is positioned in the lower side and the
blue imager is positioned in the upper side. Because the top and the bottom of the
blue image is inverted, the blue imager is installed with its top and bottom in-
verted
2-4-2. New 3-CCD Imager
[Interlaced mode]
The video signal is read out from the image sensor using the conventional method
of mixing the two pixels. (The video signal is read out once every vertical
field.)
[Progressive mode]
The video signal is read out from the image sensor once every two vertical
fields.
New 3-CCD Camera Systrm
B
R
G
Incident light
Vertical CCD
Image Sensor
Interlaced mode
Progressive mode
Quality is maintained.
S/N decreases.
Dual Mode CCD
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