Samsung GX-20 Service Manual page 74

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. ADJUSTMENT

2. Calibration

F or a stable light source, wait for 30 mins after turning on the power of the light source prior to

calibration.

A djust the brightness and the color temperature using the color thermometer for photography and the

LV checker as below.

C alibration is performed in the following sequence with a K10D master body.

3. Master body and photometric standard lens set-up

S et the mode dial to

S et the focus mode lever to

S et the SR lever to

I nstall the photometric standard lens for adjustments and the F8 set ring on the body.

S et the aperture stop of the photometric standard lens to

4. Calibration procedure

C onnect the AC adaptor to the camera (master body).

A ccess to the PC using the USB cable.

T urn on the camera and check that the camera is recognized by the PC.

S et the light box to

P osition the lens on the top center of the light box.

LV12.00Ev ±0.50

LV11.00Ev ±0.01

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Color temperature

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