Hitachi Kokusai Electric HV-D27A Operation Manual page 33

3-ccd color camera

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7) SHADING MODE : Auto shading setting

• COLOR

• LUMINANCE

• FLAT

If shading is large or random, compensation error increases. In such cases, adjust for uniform lighting.

Note : The shading correction is ineffective in the trigger mode.

8) AUTO SHADING

Press R for automatic shading adjustment. See further description on Page 45.

9) AUTO BLACK : Press R for automatic black balance adjustment.

10) FILE SELECT : Select scene file from among 1, 2, 3, 4, and PRESET.

: Minimize vertical shading in image. Use for general scenes.

: Equalizes vertical RGB signal levels. Use for special optics such as microscope or

inspection devices.

: Equalizes overall image RGB signal levels. Effective for microscope perimeter

shading and inspection devices.

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Hv-d37a