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Appendix B: Chromaticity Reference
J18 Photometer Instruction Manual
B–11
Table B–1: Spectral Tristimulus Values for Equal Spectral Power Source
(CIE 1931 Standard 2
°
Observer) (Cont.)
Wavelength (nm)
z(
l
)
y(
l
)
x(
l
)
630
0.6424
0.2650
0.0000
635
0.5419
0.2170
0.0000
640
0.4479
0.1750
0.0000
645
0.3608
0.1382
0.0000
650
0.2835
0.1070
0.0000
655
0.2187
0.0816
0.0000
660
0.1649
0.0610
0.0000
665
0.1212
0.0446
0.0000
670
0.0874
0.0320
0.0000
675
0.0636
0.0232
0.0000
680
0.0468
0.0170
0.0000
685
0.0329
0.0119
0.0000
690
0.0227
0.0082
0.0000
695
0.0158
0.0057
0.0000
700
0.0114
0.0041
0.0000
705
0.0081
0.0029
0.0000
710
0.0058
0.0021
0.0000
715
0.0041
0.0015
0.0000
720
0.0029
0.0010
0.0000
725
0.0020
0.0007
0.0000
730
0.0014
0.0005
0.0000
735
0.0010
0.0004
0.0000
740
0.0007
0.0002
0.0000
745
0.0005
0.0002
0.0000
750
0.0003
0.0001
0.0000
Appendix B: Chromaticity Reference
J18 Photometer Instruction Manual
B–11
Table B–1: Spectral Tristimulus Values for Equal Spectral Power Source
(CIE 1931 Standard 2
°
Observer) (Cont.)
Wavelength (nm)
z(
l
)
y(
l
)
x(
l
)
630
0.6424
0.2650
0.0000
635
0.5419
0.2170
0.0000
640
0.4479
0.1750
0.0000
645
0.3608
0.1382
0.0000
650
0.2835
0.1070
0.0000
655
0.2187
0.0816
0.0000
660
0.1649
0.0610
0.0000
665
0.1212
0.0446
0.0000
670
0.0874
0.0320
0.0000
675
0.0636
0.0232
0.0000
680
0.0468
0.0170
0.0000
685
0.0329
0.0119
0.0000
690
0.0227
0.0082
0.0000
695
0.0158
0.0057
0.0000
700
0.0114
0.0041
0.0000
705
0.0081
0.0029
0.0000
710
0.0058
0.0021
0.0000
715
0.0041
0.0015
0.0000
720
0.0029
0.0010
0.0000
725
0.0020
0.0007
0.0000
730
0.0014
0.0005
0.0000
735
0.0010
0.0004
0.0000
740
0.0007
0.0002
0.0000
745
0.0005
0.0002
0.0000
750
0.0003
0.0001
0.0000
Summary of Contents for LumaColor II J18
Page 4: ......
Page 6: ......
Page 16: ...Preface x J18 Photometer Instruction Manual Preface x J18 Photometer Instruction Manual...
Page 17: ...Getting Started Getting Started...
Page 18: ......
Page 29: ...Operating Basics Operating Basics...
Page 30: ......
Page 41: ...Reference Reference...
Page 42: ......
Page 48: ...Syntax 3 6 J18 Photometer Instruction Manual Syntax 3 6 J18 Photometer Instruction Manual...
Page 50: ...Commands 3 8 J18 Photometer Instruction Manual Commands 3 8 J18 Photometer Instruction Manual...
Page 53: ...Specifications Specifications...
Page 54: ......
Page 60: ......
Page 61: ...Performance Verification Performance Verification...
Page 62: ......
Page 65: ...Maintenance Maintenance...
Page 66: ......
Page 73: ...Replaceable Parts Replaceable Parts...
Page 74: ......
Page 85: ...Appendices Appendices...
Page 86: ......
Page 103: ...Glossary and Index Glossary and Index...
Page 104: ......
Page 113: ......
Page 114: ......