LZ0P3645 Просмотр технического описания (PDF) - Sharp Electronics
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LZ0P3645
Sharp Electronics
LZ0P3645 Datasheet PDF : 13 Pages
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LZ0P3641/3642/3645/3646
CHARACTERISTICS FOR LZ0P3646 (1/30 s progressive scan readout mode)
(TA : +25 ˚C, Operating conditions : The typical values specified in "RECOMMENDED OPERATING CONDITIONS".
Color temperature of light source : 3 200 K)
PARAMETER
Standard output voltage
Saturation output voltage
Sensitivity (Green channel)
Resolution (at center)
Resolution (at corner)
Shading
Difference of center position
Output transistor drain current
SYMBOL
VO
VSAT
R
IOD
MIN.
450
150
250
150
45
TYP.
150
230
300
200
60
4.0
MAX.
±10
8.0
UNIT
mV
mV
mV
TV line
TV line
%
%
mA
NOTE
1
2
3
4
5
6
7
NOTES :
1. The average output voltage of G signal in the central
converted into composite video signals.
area (H/10, V/10) under uniform illumination.
5. The resolution in the peripheral area (image height : Y =
The standard exposure conditions are defined as when
0.8) under the conditions mentioned above.
VO is 150 mV.
6. Defined by the following formula at the brightness of
2. The average output voltage of G signal in the central
standard output voltage : (Vco/Vce) x 100 [%]
area (H/10, V/10) under 10 times exposure of the
Vco : Output voltage at edge of the image (at NTSC
standard exposure conditions.
video output).
3. The average output voltage of G signal in the central
Vce : Output voltage at center of the image (at NTSC
area (H/10, V/10) when a 1 000 lux light source with a
video output).
white board of 90% reflector is imaged.
7. The difference between the center position of image and
4. The resolution in the central area (H/10, V/10) at which
that of the monitor. This is the ratio for the horizontal
the image of the TV resolution chart (ex. EIAJ test chart)
underscanning monitor size which includes the decentering
can be distinguished on the B/W video monitor when
eccentricity when turning the lens head one time.
LENS SPECIFICATION FOR LZ0P3646
PARAMETER
Construction
Focal length
F No.
Viewing angle
TV distortion
Focus adjustment range
Torque of focusing
SPECIFICATION
2 pcs. (non-spherical, plastic)
3.9 mm [TYP. : reference]
2.8±5%
H : 50˚, V : 38˚, Diagonal : 60˚ [TYP. : reference]
≤ –1.0%
∞ to 10 cm
0.00005 to 0.001 N·m
NOTE
1
2
3
NOTES :
1. TV distortion is defined by the formula, (∆y/y) x 100 [%]
2. The best focus point of an object can be obtained by
at capturing rectangular pattern sized horizontal by
turning the lens head within this range.
vertical as 4 by 3.
3. Torques which are necessary for turning the lens.
"y" is defined as the vertical height of the center of the
horizontal line.
* Be careful not to remove the lens head by turning it
∆y is defined as the difference between the vertical height
counterclockwise too much when adjusting macro.
of the center of the horizontal line and an edge of it.
∆y
y
7
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