| Luminous efficiency |
| nm |
V |
| 390 | -3.22907 |
| 395 | -2.82709 |
| 400 | -2.46816 |
| 405 | -2.16660 |
| 410 | -1.91036 |
| 415 | -1.71856 |
| 420 | -1.57197 |
| 425 | -1.46705 |
| 430 | -1.36811 |
| 435 | -1.27527 |
| 440 | -1.19722 |
| 445 | -1.14485 |
| 450 | -1.09781 |
| 455 | -1.05403 |
| 460 | -0.98824 |
| 465 | -0.89774 |
| 470 | -0.81416 |
| 475 | -0.74622 |
| 480 | -0.68452 |
| 485 | -0.62651 |
| 490 | -0.56943 |
| 495 | -0.49531 |
| 500 | -0.41261 |
| 505 | -0.32775 |
| 510 | -0.24681 |
| 515 | -0.17463 |
| 520 | -0.11548 |
| 525 | -0.07564 |
| 530 | -0.04666 |
| 535 | -0.02634 |
| 540 | -0.00829 |
| 545 | -0.00020 |
| 550 | -0.00081 |
| 555 | -0.00018 |
| 560 | -0.00525 |
| 565 | -0.01196 |
| 570 | -0.02330 |
| 575 | -0.04106 |
| 580 | -0.06660 |
| 585 | -0.08896 |
| 590 | -0.11717 |
| 595 | -0.15253 |
| 600 | -0.19379 |
| 605 | -0.24014 |
| 610 | -0.29406 |
| 615 | -0.35469 |
| 620 | -0.42172 |
| 625 | -0.49412 |
| 630 | -0.58065 |
| 635 | -0.67517 |
| 640 | -0.77334 |
| 645 | -0.87561 |
| 650 | -0.99188 |
| 655 | -1.11864 |
| 660 | -1.25101 |
| 665 | -1.38831 |
| 670 | -1.53028 |
| 675 | -1.67770 |
| 680 | -1.83098 |
| 685 | -1.99043 |
| 690 | -2.15692 |
| 695 | -2.31749 |
| 700 | -2.47792 |
| 705 | -2.63982 |
| 710 | -2.80685 |
| 715 | -2.97419 |
| 720 | -3.13768 |
| 725 | -3.30061 |
| 730 | -3.46040 |
| 735 | -3.61955 |
| 740 | -3.77903 |
| 745 | -3.93314 |
| 750 | -4.08778 |
| 755 | -4.23998 |
| 760 | -4.38992 |
| 765 | -4.53923 |
| 770 | -4.68575 |
| 775 | -4.83294 |
| 780 | -4.97537 |
| 785 | -5.11710 |
| 790 | -5.25764 |
| 795 | -5.39734 |
| 800 | -5.53430 |
| 805 | -5.66917 |
| 810 | -5.80492 |
| 815 | -5.93812 |
| 820 | -6.06822 |
| 825 | -6.19794 |
| 830 | -6.32631 |