Luminous efficiency
nm V
390-3.38968281
395-2.96731439
400-2.58673797
405-2.26167882
410-1.98242306
415-1.76625084
420-1.58903176
425-1.45228018
430-1.32806613
435-1.21842919
440-1.12677897
445-1.05450497
450-0.98337191
455-0.92249067
460-0.84937079
465-0.76920059
470-0.69900071
475-0.63593214
480-0.57149729
485-0.50731813
490-0.44928039
495-0.38213746
500-0.32052833
505-0.26032138
510-0.20423843
515-0.15414000
520-0.10856298
525-0.07694478
530-0.05406132
535-0.03461680
540-0.01478356
545-0.00494044
550-0.00403590
555-0.00009662
560-0.00242560
565-0.00664635
570-0.01589841
575-0.03214818
580-0.05673504
585-0.07723104
590-0.10402802
595-0.13832766
600-0.17854968
605-0.22399843
610-0.27717726
615-0.33711873
620-0.40331990
625-0.47472267
630-0.56038200
635-0.65373237
640-0.75034139
645-0.85071835
650-0.96497239
655-1.08949903
660-1.21939644
665-1.35404914
670-1.49324454
675-1.63778644
680-1.78812128
685-1.94458133
690-2.10804704
695-2.26556899
700-2.42295189
705-2.58180274
710-2.74579157
715-2.91010190
720-3.07058605
725-3.23052112
730-3.38732969
735-3.54352493
740-3.70006813
745-3.85125361
750-4.00298780
755-4.15231150
760-4.29938853
765-4.44584800
770-4.58954620
775-4.73392044
780-4.87356150
785-5.01252152
790-5.15030894
795-5.28727054
800-5.42150648
805-5.55367642
810-5.68673371
815-5.81726752
820-5.94471425
825-6.07180046
830-6.19754238