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LP 610 HT 
Longpass Filter



Key features

  • Average transmittance 95%
  • Steep slopes
  • Ultra low reflection
  • Deep blocking / High optical density
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Schneider-Kreuznach Longpass Filter LP 610 HT

Schneider-Kreuznach longpass filters deliver high transmission and precise cutoff performance for use in industrial and machine vision applications. Thanks to their steep slopes, flat surfaces, and robust AR coatings, these filters ensure accurate results and minimal reflections even under demanding conditions. 

The Schneider-Kreuznach LP 610 HT magnetron sputtered industrial longpass filter features steep slopes and high transmission at stable cut-on wavelengths. The very flat surface makes it ideal for high end machine vision systems in factory automation. All longpass filters come with superior antireflection coating. Schneider-Kreuznach longpass filters are RoHS conform. Custom sizes are available on request.

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Technical specifications: LP 610 HT Longpass Filter

TypeOn request
Characteristicsinterference
Angle of indcident0° +/- 8°
Cut-on wavelength610 +/- 6 nm
Transmittance630 - 950 nm: Tabs > 90%
630 - 950 nm: Tave > 95%
Blocking< 550 nm: Tabs < 0.5%
Wavefront distortionØ >18 - 30 mm: 13/ 1(0.25) | Ø >30 - 50 mm: 13/ 1(0.30)
Parallelism1'
Glass thickness tolerance+/- 0.08mm

Filter specifications glossary

 

Specification Description
Angle of incidence (AOI) Angle between a ray of light and the surface normal to the surface it strikes
Cut-on wavelength Wavelength at which the transmission of the lower edge rises to 50%
Cut-off wavelength Wavelength at which the transmission of hhe upper edge drops to 50%
Central Wavelength (CWL) Center of the filter’s passband for which it is primarily designed
Full Width at Half Maximum (FWHM) Spectral bandwidth measured at 50% of the peak transmittance
Transmittance Ratio of transmitted light intensity to incident light intensity
Blocking Strong attenuation of light intensity over a specified wavelength range
Wavefront distortion Deviation of the transmitted wavefront from a reference plane
Parallelism Angular deviation between the two main surfaces of the filter
Glass thickness tolerance Permissible deviation from the specified substrate thickness
Wavelength range Spectral region over which the filter is designed to operate
Coating Applied layer(s) defining the filter’s spectral characteristics
Temperature range Recommended operational limits for ambient or device temperature
Glass thickness Nominal thickness of the filter glass
Optical density Attenuation measure defined as −log₁₀ of transmittance
Transmittance average Average light transmission across the specified wavelength range
Wavelength Wavelength range at which the polarizer specification applies
Transmittance, unpolarized light Ratio of transmitted to incident intensity for unpolarized light
Extinction ratio Ratio of transmitted intensity along the polarizer’s pass axis to that along its block axis
Max. size Largest standard dimension for the polarizer film
Temperature range Minimum to maximum temperature for reliable performance
Substrate Base material on which the polarizing film is applied
Thickness Nominal overall thickness of the polarizer film
Info Unless otherwise stated, all dimensions in this data sheet are in mm

 

Picture of the filter

Schneider-Kreuznach Longpass Filter LP 610 HT



Transmission of the LP 610 HT Filter


 

Transmission Data

 

Download Excel

Wavelength (nm) Transmission (%)
350 0.01
351 0.01
352 0.03
353 0.05
354 0.05
355 0.02
356 0.02
357 0.01
358 0.02
359 0.04
360 0.04
361 0.06
362 0.04
363 0.02
364 0.02
365 0.03
366 0.01
367 0.01
368 0.04
369 0.05
370 0.05
371 0.02
372 0.04
373 0.04
374 0.04
375 0.01
376 0.06
377 0.05
378 0.05
379 0.02
380 0.04
381 0.02
382 0.03
383 0.04
384 0.05
385 0.05
386 0.05
387 0.05
388 0.04
389 0.04
390 0.03
391 0.03
392 0.03
393 0.03
394 0.03
395 0.03
396 0.02
397 0.03
398 0.02
399 0.03
400 0.03
401 0.04
402 0.04
403 0.04
404 0.05
405 0.08
406 0.11
407 0.13
408 0.14
409 0.13
410 0.11
411 0.09
412 0.09
413 0.08
414 0.08
415 0.08
416 0.08
417 0.09
418 0.09
419 0.10
420 0.11
421 0.12
422 0.14
423 0.18
424 0.22
425 0.27
426 0.30
427 0.29
428 0.25
429 0.19
430 0.13
431 0.10
432 0.08
433 0.07
434 0.06
435 0.05
436 0.04
437 0.03
438 0.03
439 0.03
440 0.03
441 0.04
442 0.05
443 0.04
444 0.04
445 0.06
446 0.07
447 0.11
448 0.17
449 0.26
450 0.29
451 0.23
452 0.14
453 0.09
454 0.06
455 0.05
456 0.04
457 0.04
458 0.04
459 0.03
460 0.02
461 0.02
462 0.02
463 0.02
464 0.02
465 0.03
466 0.03
467 0.02
468 0.02
469 0.03
470 0.03
471 0.03
472 0.04
473 0.04
474 0.04
475 0.03
476 0.03
477 0.03
478 0.03
479 0.02
480 0.03
481 0.02
482 0.02
483 0.02
484 0.01
485 0.02
486 0.02
487 0.01
488 0.02
489 0.02
490 0.02
491 0.01
492 0.02
493 0.01
494 0.01
495 0.02
496 0.02
497 0.02
498 0.02
499 0.02
500 0.02
501 0.02
502 0.02
503 0.02
504 0.03
505 0.03
506 0.02
507 0.02
508 0.03
509 0.03
510 0.03
511 0.03
512 0.03
513 0.03
514 0.04
515 0.03
516 0.03
517 0.03
518 0.03
519 0.03
520 0.03
521 0.04
522 0.04
523 0.03
524 0.03
525 0.03
526 0.03
527 0.03
528 0.03
529 0.04
530 0.04
531 0.03
532 0.03
533 0.03
534 0.03
535 0.04
536 0.04
537 0.04
538 0.04
539 0.04
540 0.05
541 0.05
542 0.05
543 0.06
544 0.06
545 0.07
546 0.08
547 0.08
548 0.09
549 0.10
550 0.11
551 0.12
552 0.14
553 0.16
554 0.18
555 0.20
556 0.22
557 0.25
558 0.27
559 0.31
560 0.38
561 0.42
562 0.45
563 0.49
564 0.53
565 0.58
566 0.63
567 0.68
568 0.73
569 0.79
570 0.85
571 0.91
572 0.97
573 1.04
574 1.12
575 1.20
576 1.30
577 1.40
578 1.50
579 1.62
580 1.76
581 1.90
582 2.07
583 2.25
584 2.46
585 2.69
586 2.95
587 3.24
588 3.57
589 3.94
590 4.36
591 4.84
592 5.38
593 5.99
594 6.69
595 7.47
596 8.38
597 9.40
598 10.56
599 11.89
600 13.41
601 15.15
602 17.13
603 19.38
604 21.91
605 24.80
606 28.04
607 31.62
608 35.64
609 39.98
610 44.71
611 49.80
612 55.10
613 60.50
614 65.90
615 71.16
616 76.14
617 80.71
618 84.76
619 88.18
620 91.02
621 93.33
622 95.06
623 96.33
624 97.25
625 97.76
626 98.05
627 98.16
628 98.12
629 98.03
630 97.92
631 97.81
632 97.68
633 97.59
634 97.55
635 97.50
636 97.49
637 97.45
638 97.44
639 97.45
640 97.46
641 97.44
642 97.42
643 97.40
644 97.36
645 97.30
646 97.20
647 97.16
648 97.06
649 96.95
650 96.86
651 96.75
652 96.64
653 96.58
654 96.48
655 96.44
656 96.39
657 96.37
658 96.35
659 96.39
660 96.42
661 96.49
662 96.57
663 96.68
664 96.78
665 96.91
666 97.02
667 97.17
668 97.32
669 97.43
670 97.58
671 97.71
672 97.82
673 97.91
674 98.01
675 98.08
676 98.14
677 98.16
678 98.18
679 98.17
680 98.15
681 98.11
682 98.07
683 98.01
684 97.95
685 97.89
686 97.82
687 97.74
688 97.66
689 97.59
690 97.52
691 97.46
692 97.41
693 97.38
694 97.37
695 97.33
696 97.32
697 97.34
698 97.38
699 97.40
700 97.44
701 97.49
702 97.56
703 97.63
704 97.71
705 97.79
706 97.87
707 97.95
708 98.04
709 98.10
710 98.17
711 98.24
712 98.29
713 98.34
714 98.39
715 98.43
716 98.45
717 98.45
718 98.46
719 98.44
720 98.42
721 98.39
722 98.36
723 98.31
724 98.27
725 98.19
726 98.13
727 98.08
728 98.04
729 97.94
730 97.89
731 97.83
732 97.76
733 97.72
734 97.67
735 97.61
736 97.60
737 97.55
738 97.52
739 97.53
740 97.50
741 97.47
742 97.50
743 97.49
744 97.50
745 97.52
746 97.53
747 97.56
748 97.59
749 97.62
750 97.62
751 97.66
752 97.70
753 97.73
754 97.72
755 97.76
756 97.78
757 97.80
758 97.78
759 97.80
760 97.80
761 97.80
762 97.78
763 97.76
764 97.73
765 97.70
766 97.65
767 97.62
768 97.60
769 97.54
770 97.51
771 97.44
772 97.41
773 97.36
774 97.36
775 97.29
776 97.27
777 97.23
778 97.22
779 97.20
780 97.19
781 97.15
782 97.15
783 97.17
784 97.20
785 97.21
786 97.23
787 97.27
788 97.28
789 97.34
790 97.40
791 97.48
792 97.54
793 97.62
794 97.69
795 97.76
796 97.82
797 97.87
798 97.97
799 98.10
800 98.15
801 98.26
802 98.37
803 98.48
804 98.56
805 98.60
806 98.69
807 98.75
808 98.81
809 98.85
810 98.89
811 98.94
812 98.97
813 99.00
814 99.00
815 99.00
816 98.99
817 98.98
818 98.95
819 98.94
820 98.90
821 98.84
822 98.80
823 98.77
824 98.68
825 98.62
826 98.54
827 98.47
828 98.37
829 98.30
830 98.22
831 98.13
832 98.04
833 97.95
834 97.87
835 97.81
836 97.72
837 97.66
838 97.59
839 97.52
840 97.48
841 97.42
842 97.36
843 97.30
844 97.26
845 97.25
846 97.21
847 97.24
848 97.20
849 97.20
850 97.22
851 97.21
852 97.23
853 97.24
854 97.27
855 97.28
856 97.32
857 97.34
858 97.40
859 97.39
860 97.40
861 97.46
862 97.49
863 97.56
864 97.60
865 97.66
866 97.69
867 97.73
868 97.79
869 97.83
870 97.87
871 97.90
872 97.91
873 97.95
874 97.98
875 97.97
876 98.01
877 98.03
878 98.04
879 98.00
880 98.03
881 98.02
882 98.03
883 98.00
884 97.98
885 97.96
886 97.93
887 97.91
888 97.90
889 97.84
890 97.79
891 97.78
892 97.77
893 97.69
894 97.65
895 97.67
896 97.61
897 97.57
898 97.54
899 97.47
900 97.42
901 97.38
902 97.34
903 97.33
904 97.32
905 97.26
906 97.27
907 97.23
908 97.22
909 97.21
910 97.26
911 97.23
912 97.22
913 97.22
914 97.23
915 97.25
916 97.26
917 97.25
918 97.24
919 97.24
920 97.31
921 97.34
922 97.39
923 97.40
924 97.42
925 97.44
926 97.45
927 97.47
928 97.49
929 97.55
930 97.53
931 97.53
932 97.55
933 97.56
934 97.52
935 97.50
936 97.48
937 97.47
938 97.42
939 97.37
940 97.25
941 97.24
942 97.20
943 97.13
944 97.04
945 96.91
946 96.82
947 96.71
948 96.58
949 96.43
950 96.29
951 96.12
952 95.97
953 95.77
954 95.59
955 95.36
956 95.16
957 94.96
958 94.71
959 94.50
960 94.28
961 94.01
962 93.75
963 93.49
964 93.23
965 92.94
966 92.70
967 92.45
968 92.15
969 91.92
970 91.58
971 91.29
972 91.09
973 90.79
974 90.45
975 90.22
976 89.98
977 89.77
978 89.51
979 89.27
980 89.07
981 88.83
982 88.61
983 88.40
984 88.19
985 88.00
986 87.83
987 87.67
988 87.53
989 87.36
990 87.22
991 87.10
992 86.97
993 86.89
994 86.81
995 86.73
996 86.68
997 86.60
998 86.57
999 86.58
1000 86.57
1001 86.59
1002 86.58
1003 86.60
1004 86.62
1005 86.68
1006 86.70
1007 86.85
1008 86.92
1009 87.06
1010 87.21
1011 87.33
1012 87.49
1013 87.63
1014 87.79
1015 87.98
1016 88.17
1017 88.38
1018 88.55
1019 88.78
1020 88.99
1021 89.26
1022 89.47
1023 89.73
1024 89.96
1025 90.22
1026 90.47
1027 90.74
1028 91.00
1029 91.32
1030 91.52
1031 91.75
1032 92.03
1033 92.39
1034 92.65
1035 92.80
1036 93.10
1037 93.43
1038 93.57
1039 93.81
1040 94.07
1041 94.31
1042 94.53
1043 94.72
1044 94.91
1045 95.15
1046 95.30
1047 95.46
1048 95.62
1049 95.75
1050 95.89
1051 95.97
1052 96.05
1053 96.17
1054 96.23
1055 96.29
1056 96.27
1057 96.29
1058 96.31
1059 96.30
1060 96.26
1061 96.22
1062 96.17
1063 96.12
1064 95.98
1065 95.86
1066 95.80
1067 95.64
1068 95.50
1069 95.33
1070 95.20
1071 94.96
1072 94.73
1073 94.51
1074 94.36
1075 94.13
1076 93.90
1077 93.63
1078 93.39
1079 93.10
1080 92.89
1081 92.60
1082 92.32
1083 92.06
1084 91.76
1085 91.53
1086 91.20
1087 90.92
1088 90.69
1089 90.34
1090 90.07
1091 89.78
1092 89.50
1093 89.23
1094 89.01
1095 88.69
1096 88.39
1097 88.11
1098 87.93
1099 87.65
1100 87.37

Mounts for Industrial Optical Filters

C-Mount

Defined by 1” (25.4mm) diameter and 32 turns per inch pitch, the C-Mount thread is a popular camera mount in machine vision industry. Schneider-Kreuznach offers a C-Mount option for most filters. So filters can go in any C-Mount based mechanics in vision systems.

Another popular application, C-Mounts can easily be used for, is placing a filter in front of the sensor into the camera. The extension of the back flange distance has to be considered for imaging applications.

Key Features of C-Mount Filters:
Fits in C-Mount cameras
Black Anodized Brass

Applications of C-Mount Filters:
To be mounted in C-Mount cameras
Vision Systems based on C-Mount mechanics

Thread Diameter Clear Thickness
Aperture
1'' - 32 25.4 mm 21.1 mm 3.6 mm

 

Filter C-Mount

 

 

SH-Mount

Schneider-Kreuznach offers a variety of mounts with common thread sizes to fit on most camera lens systems. SH-Mount is the standard, when high flexibility is needed. Filters are held by retainer rings. SH-Mounts are extreme robust.

All SH-Mounts have a female and male M-thread, and can be stacked if several filters must be combined.

Key features of SH-Mount Filters:
Stackable
​​​​​Robust
Black Anodized Brass

Applications of SH-Mount Filters:
Mounted on lenses in imaging applications
Mounted on measurement instruments

Thread Diameter Clear Thickness
Aperture
M 25.5x0.5 29.5 mm 20.8mm 6.4 mm
M 27.0x0.5 31.0 mm 21.8 mm 6.4 mm
M 35.5x0.5 39.5 mm 29.8 mm 6.4 mm
M 37.0x0.75 41.0 mm 31.8 mm 6.9 mm
M 39.0x0.5 43.0 mm 33.8 mm 6.4 mm
M 40.5x0.5 44.5 mm 35.8 mm 6.4 mm
M 43.0x0.75 47.0 mm 37.8 mm 6.9 mm
M 46.0x0.75 50.0 mm 40.8 mm 6.9 mm
M 49.0x0.75 53.0 mm 43.8 mm 6.9 mm
M 52.0x0.75 56.0 mm 46.8 mm 6.9 mm
M 55.0x0.75 59.0 mm 49.8 mm 6.9 mm
M 58.0x0.75 62.0 mm 52.8 mm 6.9 mm
M 62.0x0.75 66.0 mm 56.8 mm 6.9 mm
M 67.0x0.75 71.0 mm 61.8 mm 6.9 mm

 

SH Filter-Mount

 

SN1-Mount

The SN1-Mount was designed for the in machine vision popular M30.5x0.5 thread. With its high clear aperture, vignetting can be avoided, even for wide angle applications. The filter is glued into the mount, in order to secure it against vibrations when integrated into robots or production lines. It is ideal to be used in automated fabrication.

SN1-Mounts have a male and female M-thread, and can be stacked if several filters must be combined.

Key features SN1-Mount Filters:
Maximum Clear Aperture
No vignetting
Stackable
Robust
Black Anodized Brass

Applications SN1-Mount Filters:
Mounted on lenses in imaging applications
Mounted on measurement instruments

Thread Diameter Clear Thickness
Aperture
M 30.5x0.5 32 mm 28 mm 6.5 mm

 

SN1 Filter-Mount

 

SN1-Mount

The SN2-Mount is designed for polarizers and achieves highest possible aperture, avoiding vignetting in machine vision systems. Its unique locking mechanism fixes the correct orientation, even in typical industrial environment. The filters are glued into the mount to secure them against vibrations when integrated into robots or production lines. Ideal for use in automated fabrication.

SN2-Mounts have a female and male M-thread, and can be stacked if several filters must be combined.

Key features:
Rotatable
High clear Aperture
No vignetting
Stackable
Robust
Black Anodized Brass

Applications:
Mounted on lenses in imaging applications
Mounted on measurement instruments

Thread Diameter Clear Thickness
Aperture
M 25.5x0.5 27 mm 22.7 mm 7.4 mm
M 27.0x0.5 28.5 mm 23.7 mm 7.4 mm
M 30.5x0.5 32 mm 26.7 mm 7.4 mm
M 35.5 x0.5 37 mm 31.7 mm 7.4 mm
M 37.0x0.75 38.5 mm 32.7 mm 7.4 mm
M 40.5x0.5 42 mm 36.7 mm 7.4 mm
M 43.0x0.75 44.5 mm 37.7 mm 7.4 mm
M 46.0x0.75 47.5 mm 41.7 mm 7.4 mm
M 49.0x0.75 50.5 mm 44.7 mm 7.4 mm

 

SN2 Filter-Mount

DH-Mount

Schneider-Kreuznach offers a variety of mounts for polarizers with common thread sizes to fit on most camera lens systems. The DH-Mount is rotatable to adjust polarization axis in the required orientation. Filters are held by retainer rings.

All DH-Mounts have a female and male M-thread and can be stacked if several filters must be combined.

Key features:
Rotatable
Stackable
Black Anodized Brass

Applications:
Mounted on lenses in imaging applications
Mounted on measurement instruments

Thread Diameter Clear Thickness
Aperture
M 25.5x0.5 27 mm 20.8 mm 9.2 mm
M 27.0x0.5 28.5 mm 21.8 mm 9.2 mm
M 30.5x0.5 32 mm 25.8 mm 9.2 mm
M 35.5 x0.5 37 mm 30.8 mm 9.2 mm
M 37.0x0.75 38.5 mm 31.8 mm 9.2 mm
M 40.5x0.5 42 mm 35.8 mm 9.2 mm
M 43.0x0.75 44.5 mm 37.8 mm 9.2 mm
M 46.0x0.75 47.5 mm 40.8 mm 9.2 mm
M 49.0x0.75 50.5 mm 43.8 mm 9.2 mm
M 52.0x0.75 53.5 mm 46.8 mm 9.2 mm
M 55.0x0.75 56.5 mm 49.8 mm 9.2 mm
M 58.0x0.75 59.5 mm 52.8 mm 9.2 mm
M 62.0x0.75 63.5 mm 56.8 mm 9.2 mm
M 67.0x0.75 68.5 mm 61.8 mm 9.2 mm

 

DH Filter-Mount



 

More Longpass Filters


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+49 (0) 671 601 0

 

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