Optical Parameter

T=41.0%-59.0%@400-700nm
 

Test Plot(demonstration)

Test Data(demonstration)

     Neutral Density Filter
  from www.accuteoptical.com    
   Test Data of NDFA-50

WL		Trans
200		0.6593
201		0.6157
202		0.5757
203		0.5371
204		0.5025
205		0.4707
206		0.4396
207		0.4215
208		0.3971
209		0.3711
210		0.356
211		0.3299
212		0.3178
213		0.3023
214		0.2914
215		0.2873
216		0.2721
217		0.2732
218		0.2686
219		0.2669
220		0.2654
221		0.2566
222		0.243
223		0.2321
224		0.2224
225		0.2124
226		0.2025
227		0.1894
228		0.1851
229		0.174
230		0.1605
231		0.1485
232		0.1339
233		0.1235
234		0.12
235		0.1139
236		0.114
237		0.106
238		0.1071
239		0.1086
240		0.1023
241		0.1018
242		0.1016
243		0.1015
244		0.1041
245		0.1043
246		0.1047
247		0.1025
248		0.1003
249		0.101
250		0.1045
251		0.1053
252		0.1063
253		0.1102
254		0.1056
255		0.1127
256		0.1113
257		0.11
258		0.1176
259		0.1194
260		0.1182
261		0.1232
262		0.1252
263		0.1273
264		0.1296
265		0.132
266		0.1347
267		0.1339
268		0.1363
269		0.135
270		0.1374
271		0.1432
272		0.1489
273		0.147
274		0.1487
275		0.1464
276		0.1518
277		0.1531
278		0.1543
279		0.1512
280		0.1562
281		0.157
282		0.1579
283		0.1546
284		0.1557
285		0.1653
286		0.1663
287		0.1675
288		0.1708
289		0.1696
290		0.1724
291		0.1752
292		0.1711
293		0.178
294		0.1762
295		0.1741
296		0.1766
297		0.1747
298		0.1772
299		0.1752
300		0.1737
301		0.1745
302		0.1753
303		0.1743
304		0.1802
305		0.1818
306		0.1884
307		0.1881
308		0.1924
309		0.1897
310		0.1919
311		0.1965
312		0.1984
313		0.2028
314		0.202
315		0.2013
316		0.2058
317		0.2105
318		0.2124
319		0.2142
320		0.2162
321		0.2206
322		0.2308
323		0.2383
324		0.2628
325		0.2935
326		0.3279
327		0.3832
328		0.4686
329		0.5644
330		0.7036
331		0.8608
332		1.0574
333		1.2885
334		1.5899
335		1.9449
336		2.3941
337		2.9176
338		3.4976
339		4.1104
340		4.7789
341		5.4501
342		6.1973
343		7.0292
344		7.901
345		8.8657
346		9.9206
347		11.062
348		12.138
349		13.258
350		14.385
351		15.465
352		16.536
353		17.672
354		18.762
355		19.906
356		21.177
357		22.408
358		23.55
359		24.627
360		25.655
361		26.63
362		27.529
363		28.45
364		29.331
365		30.056
366		30.815
367		31.423
368		31.8
369		31.967
370		31.89
371		31.492
372		30.867
373		29.992
374		29.068
375		28.149
376		27.393
377		27.038
378		27.176
379		27.734
380		28.653
381		29.785
382		31.055
383		32.553
384		34.026
385		35.633
386		37.134
387		38.592
388		39.888
389		40.931
390		41.962
391		42.779
392		43.479
393		44.182
394		44.776
395		45.239
396		45.712
397		46.057
398		46.288
399		46.472
400		46.614
401		46.735
402		46.704
403		46.699
404		46.665
405		46.496
406		46.336
407		46.177
408		45.947
409		45.802
410		45.755
411		45.643
412		45.56
413		45.521
414		45.532
415		45.517
416		45.589
417		45.57
418		45.706
419		45.777
420		45.929
421		46.005
422		46.13
423		46.279
424		46.392
425		46.523
426		46.655
427		46.753
428		46.874
429		46.933
430		46.964
431		46.942
432		46.938
433		46.926
434		46.856
435		46.759
436		46.677
437		46.54
438		46.46
439		46.424
440		46.361
441		46.379
442		46.47
443		46.549
444		46.64
445		46.781
446		47.026
447		47.246
448		47.526
449		47.785
450		48.23
451		48.431
452		48.616
453		48.838
454		49.061
455		49.198
456		49.398
457		49.612
458		49.744
459		49.827
460		49.931
461		49.984
462		50.062
463		50.057
464		50.022
465		50.089
466		50.085
467		50.034
468		50.059
469		49.952
470		49.948
471		49.878
472		49.805
473		49.772
474		49.766
475		49.663
476		49.669
477		49.65
478		49.58
479		49.525
480		49.471
481		49.396
482		49.346
483		49.326
484		49.211
485		49.128
486		49.078
487		49.041
488		48.988
489		48.925
490		48.901
491		48.817
492		48.8
493		48.761
494		48.786
495		48.69
496		48.708
497		48.668
498		48.638
499		48.618
500		48.609
501		48.604
502		48.587
503		48.659
504		48.609
505		48.602
506		48.515
507		48.556
508		48.601
509		48.616
510		48.6
511		48.571
512		48.538
513		48.58
514		48.578
515		48.637
516		48.678
517		48.674
518		48.701
519		48.66
520		48.688
521		48.789
522		48.785
523		48.779
524		48.842
525		48.849
526		48.878
527		48.925
528		48.96
529		49.056
530		49.083
531		49.103
532		49.119
533		49.19
534		49.217
535		49.214
536		49.268
537		49.265
538		49.362
539		49.441
540		49.423
541		49.397
542		49.439
543		49.472
544		49.451
545		49.503
546		49.508
547		49.405
548		49.451
549		49.545
550		49.498
551		49.527
552		49.488
553		49.457
554		49.543
555		49.493
556		49.458
557		49.435
558		49.437
559		49.356
560		49.313
561		49.278
562		49.261
563		49.206
564		49.112
565		49.056
566		49.008
567		48.911
568		48.81
569		48.819
570		48.662
571		48.615
572		48.453
573		48.395
574		48.276
575		48.254
576		48.048
577		47.939
578		47.832
579		47.714
580		47.614
581		47.58
582		47.386
583		47.374
584		47.256
585		47.793
586		47.723
587		47.599
588		47.483
589		47.4
590		47.318
591		47.218
592		47.224
593		47.166
594		47.19
595		47.065
596		47.032
597		47.013
598		46.975
599		46.998
600		47.012
601		46.905
602		46.927
603		46.931
604		46.944
605		46.88
606		46.894
607		46.875
608		46.9
609		46.892
610		46.915
611		46.839
612		46.881
613		46.86
614		46.898
615		46.902
616		46.909
617		46.854
618		46.804
619		46.809
620		46.778
621		46.835
622		46.725
623		46.727
624		46.712
625		46.662
626		46.669
627		46.608
628		46.502
629		46.454
630		46.394
631		46.289
632		46.218
633		46.175
634		46.141
635		45.992
636		45.967
637		45.94
638		45.85
639		45.786
640		45.644
641		45.565
642		45.531
643		45.465
644		45.417
645		45.258
646		45.251
647		45.17
648		45.097
649		44.994
650		44.914
651		44.898
652		44.905
653		44.787
654		44.709
655		44.685
656		44.638
657		44.547
658		44.578
659		44.569
660		44.581
661		44.574
662		44.618
663		44.607
664		44.69
665		44.662
666		44.661
667		44.66
668		44.645
669		44.657
670		44.66
671		44.709
672		44.776
673		44.815
674		44.887
675		44.971
676		45.013
677		45.006
678		45.06
679		45.127
680		45.18
681		45.245
682		45.334
683		45.331
684		45.408
685		45.475
686		45.533
687		45.58
688		45.658
689		45.663
690		45.725
691		45.752
692		45.823
693		45.971
694		45.892
695		45.932
696		45.959
697		46.032
698		45.965
699		45.974
700		45.971
701		46.031
702		45.948
703		45.883
704		45.909
705		45.91
706		45.822
707		45.744
708		45.735
709		45.7
710		45.638
711		45.554
712		45.627
713		45.51
714		45.442
715		45.367
716		45.292
717		45.257
718		45.123
719		45.074
720		44.885
721		44.853
722		44.732
723		44.644
724		44.534
725		44.435
726		44.331
727		44.197
728		44.08
729		44.028
730		43.859
731		43.738
732		43.63
733		43.516
734		43.393
735		43.292
736		43.173
737		43.021
738		42.935
739		42.763
740		42.65
741		42.526
742		42.359
743		42.251
744		42.218
745		42.037
746		41.873
747		41.764
748		41.611
749		41.522
750		41.412
751		41.219
752		41.137
753		41.007
754		40.874
755		40.737
756		40.613
757		40.434
758		40.296
759		40.173
760		40.076
761		39.914
762		39.787
763		39.66
764		39.534
765		39.394
766		39.31
767		39.098
768		38.997
769		38.825
770		38.772
771		38.601
772		38.453
773		38.376
774		38.231
775		38.099
776		37.955
777		37.839
778		37.701
779		37.541
780		37.404
781		37.321
782		37.109
783		37.074
784		36.9
785		36.824
786		36.657
787		36.52
788		36.376
789		36.283
790		36.105
791		36.038
792		35.872
793		35.787
794		35.653
795		35.518
796		35.398
797		35.301
798		35.177
799		35.061
800		34.894
801		34.775
802		34.679
803		34.614
804		34.508
805		34.389
806		34.246
807		34.13
808		34.036
809		33.912
810		33.807
811		33.675
812		33.58
813		33.479
814		33.361
815		33.263
816		33.161
817		33.024
818		32.923
819		32.835
820		32.744
821		32.618
822		32.546
823		32.433
824		32.339
825		32.246
826		32.115
827		32
828		31.926
829		31.797
830		31.729
831		31.655
832		31.536
833		31.441
834		31.346
835		31.266
836		31.154
837		31.077
838		30.96
839		30.889
840		30.726
841		30.688
842		30.62
843		30.539
844		30.442
845		30.377
846		30.241
847		30.14
848		30.073
849		29.992
850		29.877
851		29.785
852		29.74
853		29.631
854		29.546
855		29.482
856		29.391
857		29.331
858		29.182
859		29.117
860		29.073
861		28.974
862		28.867
863		28.817
864		28.757
865		28.663
866		28.591
867		28.502
868		28.416
869		28.336
870		28.264
871		28.223
872		28.141
873		28.046
874		27.973
875		27.897
876		27.826
877		27.721
878		27.697
879		27.594
880		27.534
881		27.435
882		27.388
883		27.333
884		27.232
885		27.189
886		27.146
887		27.035
888		26.939
889		26.901
890		26.801
891		26.74
892		26.679
893		26.63
894		26.547
895		26.496
896		26.437
897		26.362
898		26.291
899		26.224
900		26.158
901		26.056
902		26.035
903		25.986
904		25.91
905		25.849
906		25.768
907		25.699
908		25.634
909		25.582
910		25.514
911		25.47
912		25.397
913		25.351
914		25.287
915		25.226
916		25.195
917		25.096
918		25.054
919		24.974
920		24.914
921		24.863
922		24.816
923		24.766
924		24.702
925		24.652
926		24.579
927		24.55
928		24.483
929		24.424
930		24.382
931		24.32
932		24.283
933		24.215
934		24.178
935		24.128
936		24.079
937		24.01
938		23.982
939		23.904
940		23.867
941		23.824
942		23.771
943		23.729
944		23.658
945		23.625
946		23.562
947		23.516
948		23.476
949		23.434
950		23.385
951		23.338
952		23.292
953		23.252
954		23.212
955		23.157
956		23.122
957		23.053
958		23
959		22.969
960		22.893
961		22.854
962		22.837
963		22.773
964		22.739
965		22.692
966		22.657
967		22.624
968		22.592
969		22.544
970		22.524
971		22.471
972		22.428
973		22.403
974		22.385
975		22.305
976		22.271
977		22.228
978		22.163
979		22.135
980		22.084
981		22.027
982		22.015
983		21.966
984		21.924
985		21.9
986		21.86
987		21.815
988		21.77
989		21.729
990		21.679
991		21.673
992		21.623
993		21.581
994		21.533
995		21.513
996		21.488
997		21.452
998		21.411
999		21.388
1000		21.381

   Test Data of NDFA-50
For more info contact us right now!
   info@accuteoptical.com

NDF Filters with Other Transmission

2% ND Filter，10% ND Filter

Remark

All above test plot and data is FYI.We’re sorry if we’re unable to update them in time.