How To Measure Luminance - Sony HDVF-C30WR Maintenance Manual

Hd electronic viewfinder
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1-10. How to Measure Luminance

Equipment required
. Camera
Fixtures
. Pattern box PTB-500
Sony part No. : J-6029-140-B
. Luminance Meter
Konica Minolta Model LS-100 or equivalent (that must have already been calibrated before)
Procedure
1. Remove the VF tube by pushing the release knob. (Refer to Section 1-7-2, step 1.)
2. Install the front chassis of the HDVF-C30WR in the
camera.
3. Rotate the BRIGHT control and CONTR control fully
clockwise (MAX) beforehand.
4. Light on the pattern box and warm it up for about 30
minutes.
5. Shoot the pattern box with the camera.
(Be sure that the screen is entirely white.)
6. Open the iris and confi rm that all of the output signals
from the camera are entirely white and their levels are
100% or more.
n
Be sure that the luminance meter is fi xed and the
pattern box is shot from the front.
7. Measure luminance from the front of the LCD module
of the HDVF-C30WR.
HDVF-C30WR
LCD panel
1 m
Luminance meter
1-17 (E)

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