Contrast – Mirion Technologies M701 Color and Contrast Expander User Manual

Page 2

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315 Daniel Zenker Drive
200 IST Center
Horseheads, NY 14845
USA
T +1.607.562.4369
+1.800.432.1478
F +1.607.562.4392

Station Road
Alton, Hampshire
GU34 2PZ, UK
T 01420.541600
F 01420.541700

Kaiser-Konrad-Str 93a
D 53225 Bonn
Deutschland
T 0228.625088
F 0228.626300

© Copyright 2009. All rights reserved for trademark and registered trademark
information.

Quadtek® is a registered trademark of Mirion Technologies Corporation.
The above specifications may vary according to system configuration.
Mirion Technologies Incorporated reserves the right to amend or change the
information on this sheet without prior warning.
02/09

CAMErA

Power requirements

100/115/230 VAC, 50/60 Hz

Physical Dimensions

92mm H x 191mm W x 241mm D
(3.63” x 7.50” x 9.50”)

Operating Temperature range

0 to 40° C (32 to 104° F)

relative Humidity

95%

Video Input

Composite or BNC connector

Video Output

Composite or BNC connector
Compatible with the Quadtek
BedBug Camera System

Color Video Output

Analog RGB on 9-pin D-type

Weight

2.15 kg (4.75 lbs)

SPECIFICATIOnS AnD PErFOrMAnCE

Figure A shows a typical video signal. The distance
between the white level (at the top) and the black level
(at the bottom) is the total range of contrast available.

Figure B shows that by dropping the black level, the
distance between the white and black levels gets bigger,
increasing the contrast range. By lowering the black
level the darker objects get darker without changing
the white ones. Likewise is true when the white level is
raised, the white objects get whiter without changing the
dark ones.

Shading correction is accomplished by applying
sawtooth and parabolic correction signals to the video
signal.

For example, when the video signal is combined with
the horizontal sawtooth signal, one side or the other of
the picture gets lighter while the other side darkens. The
horizontal parabolic signal lightens or darkens only the
edges of the picture. The vertical controls do the same
thing as the horizontal, only from top to bottom.

White Level

Black Level

Figure A

COnTrAST

White Level

Black Level

COnTrAST

Figure B

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