Special Photodiode Sensors0 pages

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For latest updates please visit our website: www.ophir-spiricon.com 10.05.2010
1.1.1.3 Special photodiode sensors and integrating spheres
1.1.1.3.1 Special Photodiode Sensors
Features
PD300-BB for broadband light sources - radiometry
PD300-CIE for eye adjusted Lux measurements
BC20 for measuring scanned beams such as bar code light sources
Ê
Ê
Ê
PD300-BB PD300-CIE
BC20
PD300/BC20
Model PD300-BB PD300-CIE BC20
Use Radiometry-broad spectrum Eye adjusted measurement in Lux Scanned beams e.g. bar code
Detector Type Silicon with special filter Silicon with special filter Silicon with peak and hold circuit
Aperture 10x10mm Active area 2.4 x 2.8mm 10x10mm
Spectral Range nm 430 - 1000 (see graph) 400 - 700 (see graph) 633, 650, 675 (others available)
Power Range 4mW to 50pW 200KLux to 20 mLux 20 mW to 100ìW
Power Scales 4mW to 8nW and dBm 200KLux to 200 mLux 20mW to 2mW
Resolution nW 0.001 1 mLux 0.0001
Accuracy Worst case deviation from flat spectrum
±10% (see graph)
(see graph) ±3%+3 least significant digits.
Deviation from calibration -3% at 30,000
inch/s scan rate on sensor.
Damage Threshold W/cm2 10 10 50
Max Pulse Energy ìJ 1 1 NA
Noise Level pW 2 ±1mLux 5ìW
Response Time with Meter s 0.2 0.2 Two modes of operation:
Hold: holds highest reading for 5s then
updates.
No Hold: updates reading 3 times per
second.
Beam Position Dependence ±2% for broadband light sources NA – source overfills detector ±2%
Background Subtraction NA NA Background is automatically subtracted from
both scanned and static beams.
Version
Part Number 7Z02405 7Z02406 7Z02422A (a)
Note: (a) Swivel stand for BC20 sensor P/N 1Z09004
Graph of the approximate relative spectral response
of the BC20 for purpose of interpolation, if the instrument is to be
used at a wavelength other than the ones that are factory calibrated
filter off
1.1.1.3 Sensors
11
17.8
9.5 Front View
10
40.5
10
65
118
Bottom View
installed
10
65
PD300 with filter off
1 NAME
DRAWN
SIGN. DATE
T.M. 12.09
APPR. A.R.
PD300
REV.
11
17.8
9.5 Front View
10
40.5
10
65
118
Bottom View
installed
10
PD300 with filter off
1 NAME
DRAWN
SIGN. DATE
T.M. 12.09
APPR. A.R.
PD300
REV.
Typical sensitivity curve of PD300-BB
0
10
20
30
40
50
60
70
80
90
100
110
120
ƒOƒPƒP ƒQƒPƒP ƒRƒPƒP ƒSƒPƒP ƒTƒPƒP ƒUƒPƒP ƒVƒPƒPƒP ƒVƒVƒPƒP
Wavelength, nm
Relative Response
CIE
Ophir
1.0
0.8
0.6
1.2
0.4
0.2