Adjusting the white shading

Follow the procedure outlined below when the white shading needs to be re-adjusted.

Adjustment method

<Notes>

OThe method below can be used for the white shading adjustments with most lenses. However, with some very special lenses, a different adjustment method may be necessary.

OEven when the white shading has been adjusted, tinting may occur in the vertical direction near the lens aperture open position. This is a phenomenon which is inherent to lenses and optical systems and

is not indicative of malfunctioning.

1

Attach the lens to the camera.

 

At this stage, do not forget to connect the lens

 

cable.

2

Set the electronic shutter to OFF, and set the gain

 

to “L (0 dB).”

GAIN: L (0 dB)

SHUTTER: OFF

3 If the lens is provided with an extender, disengage the extender function.

Similarly, if the lens is provided with a ratio converter, disengage the ratio converter function.

4 1Perform the menu operations (pages 72 to 74), and display the “VF DISPLAY” screen of CAM MAIN MENU 2.

2Set ZEBRA1 DETECT to 70%, ZEBRA2 DETECT to 85% and ZEBRA2 to STOP.

(Default setting mode)

3Press the MENU button and close the menu

screen.

4Set the ZEBRA switch on the viewfinder to ON.

MENU button

JOG dial button

5 Shoot a sheet of white paper devoid of color irregularities.

<Note>

Since flicker tends to occur under fluorescent lights, mercury lamps and other such lights, use a source of light such as sunlight or a halogen lamp which does not tend to produce flicker.

6 Set the lens aperture to manual, and adjust the lens aperture in such a way that ZEBRA fills the whole screen.

Check that the lens aperture is between F/4 and F/11.

<Notes>

OSince unevenness in the lighting will make it impossible for ZEBRA to fill part of the screen, try adjusting the lighting position, etc.

OTry adjusting the lighting position, etc. also when the lens aperture is not between F/4 and F/11.

OAlways be sure to leave the electronic shutter at OFF.

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Panasonic AJ- P Adjusting the white shading, To L 0 dB, Shoot a sheet of white paper devoid of color irregularities

AJ- P, AJ-HDC27V specifications

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