| 492HC10-50 50mm Dia. 492nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 497 nm | 487 nm |
| 500HC10-25 25mm Dia. 500nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 505 nm | 495 nm |
| 500HC10-50 50mm Dia. 500nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 505 nm | 495 nm |
| 508HC10-12.5 12.5mm Dia. 508nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 513 nm | 503 nm |
| 510HC10-12.5 12.5mm Dia. 510nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 515 nm | 505 nm |
| 515HC10-12.5 12.5mm Dia. 515nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 520 nm | 510 nm |
| 532HC10-12.5 12.5mm Dia. 532nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 537 nm | 527 nm |
| 532HC10-25 25mm Dia. 532nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 537 nm | 527 nm |
| 535HC10-25 25mm Dia. 535nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 540 nm | 530 nm |
| 540HC10-12.5 12.5mm Dia. 540nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 545 nm | 535 nm |
| 540HC10-50 50mm Dia. 540nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 545 nm | 535 nm |
| 546HC10-12.5 12.5mm Dia. 546nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 551 nm | 541 nm |
| 546HC10-25 25mm Dia. 546nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 551 nm | 541 nm |
| 550HC10-12.5 12.5mm Dia. 550nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 555 nm | 545 nm |
| 550HC10-25 25mm Dia. 550nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 555 nm | 545 nm |
| 550HC10-50 50mm Dia. 550nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 555 nm | 545 nm |
| 560HC10-12.5 12.5mm Dia. 560nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 565 nm | 555 nm |
| 560HC10-25 25mm Dia. 560nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 565 nm | 555 nm |
| 568HC10-12.5 12.5mm Dia. 568nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 573 nm | 563 nm |
| 568HC10-25 25mm Dia. 568nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 573 nm | 563 nm |
| 568HC10-50 50mm Dia. 568nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 573 nm | 563 nm |
| 580HC10-12.5 12.5mm Dia. 580nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 585 nm | 575 nm |
| 580HC10-25 25mm Dia. 580nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 585 nm | 575 nm |
| 580HC10-50 50mm Dia. 580nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 585 nm | 575 nm |
| 589HC10-12.5 12.5mm Dia. 589nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 594 nm | 584 nm |
| 610HC10-12.5 12.5mm Dia. 610nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 615 nm | 605 nm |
| 610HC10-25 25mm Dia. 610nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 615 nm | 605 nm |
| 620HC10-12.5 12.5mm Dia. 620nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 625 nm | 615 nm |
| 632HC10-12.5 12.5mm Dia. 632nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 637 nm | 627 nm |
| 632HC10-50 50mm Dia. 632nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 637 nm | 627 nm |
| 636HC10-12.5 12.5mm Dia. 636nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 641 nm | 631 nm |
| 636HC10-50 50mm Dia. 636nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 641 nm | 631 nm |
| 640HC10-25 25mm Dia. 640nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 645 nm | 635 nm |
| 647HC10-25 25mm Dia. 647nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 652 nm | 642 nm |
| 650HC10-12.5 12.5mm Dia. 650nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 655 nm | 645 nm |
| 650HC10-50 50mm Dia. 650nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 655 nm | 645 nm |
| 656HC10-25 25mm Dia. 656nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 661 nm | 651 nm |
| 660HC10-25 25mm Dia. 660nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 665 nm | 655 nm |
| 671HC10-50 50mm Dia. 671nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 676 nm | 666 nm |
| 676HC10-25 25mm Dia. 676nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 681 nm | 671 nm |
| 680HC10-12.5 12.5mm Dia. 680nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 685 nm | 675 nm |
| 685HC10-12.5 12.5mm Dia. 685nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 690 nm | 680 nm |
| 685HC10-25 25mm Dia. 685nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 690 nm | 680 nm |
| 685HC10-50 50mm Dia. 685nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 690 nm | 680 nm |
| 690HC10-25 25mm Dia. 690nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 695 nm | 685 nm |
| 690HC10-50 50mm Dia. 690nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 695 nm | 685 nm |
| 700HC10-12.5 12.5mm Dia. 700nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 705 nm | 695 nm |
| 700HC10-25 25mm Dia. 700nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 705 nm | 695 nm |
| 730HC10-12.5 12.5mm Dia. 730nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 735 nm | 725 nm |
| 730HC10-25 25mm Dia. 730nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 735 nm | 725 nm |
| 750HC10-12.5 12.5mm Dia. 750nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 755 nm | 745 nm |
| 766HC10-25 25mm Dia. 766nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 771 nm | 761 nm |
| 770HC10-25 25mm Dia. 770nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 775 nm | 765 nm |
| 770HC10-50 50mm Dia. 770nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 775 nm | 765 nm |
| 780HC10-12.5 12.5mm Dia. 780nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 785 nm | 775 nm |
| 780HC10-25 25mm Dia. 780nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 785 nm | 775 nm |
| 785HC10-12.5 12.5mm Dia. 785nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 790 nm | 780 nm |
| 800HC10-12.5 12.5mm Dia. 800nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 805 nm | 795 nm |
| 800HC10-50 50mm Dia. 800nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 805 nm | 795 nm |
| 830HC10-25 25mm Dia. 830nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 835 nm | 825 nm |
| 830HC10-50 50mm Dia. 830nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 835 nm | 825 nm |
| 850HC10-25 25mm Dia. 850nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 855 nm | 845 nm |
| 852HC10-25 25mm Dia. 852nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 857 nm | 847 nm |
| 852HC10-50 50mm Dia. 852nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 857 nm | 847 nm |
| 950HC10-25 25mm Dia. 950nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 955 nm | 945 nm |
| 980HC10-12.5 12.5mm Dia. 980nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 985 nm | 975 nm |
| 980HC10-50 50mm Dia. 980nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 985 nm | 975 nm |
| 1064HC10-25 25mm Dia. 1064nm Borosilicate Glass Hard-Coated Narrowband Bandpass Filter, 10.0nm Bandwidth | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 1069 nm | 1059 nm |
| 345HC80-12.5 12.5mm Dia. 345nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 80.0nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 385 nm | 305 nm |
| 345HC80-25 25mm Dia. 345nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 80.0nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 385 nm | 305 nm |
| 442HC150-12.5 12.5mm Dia. 441.6nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 150nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 516.6 nm | 366.6 nm |
| 442HC150-25 25mm Dia. 441.6nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 150nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 516.6 nm | 366.6 nm |
| 442HC150-50 50mm Dia. 441.6nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 150nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 516.6 nm | 366.6 nm |
| 470HC100-12.5 12.5mm Dia. 470nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 100nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 520 nm | 420 nm |
| 470HC100-50 50mm Dia. 470nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 100nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 520 nm | 420 nm |
| 488HC80-50 50mm Dia. 488nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 80nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 528 nm | 448 nm |
| 515HC90-12.5 12.5mm Dia. 514.5nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 90nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 559.5 nm | 469.5 nm |
| 532HC150-12.5 12.5mm Dia. 532nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 150nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 607 nm | 457 nm |
| 550HC300-25 25mm Dia. 550nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 300nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 700 nm | 400 nm |
| 550HC300-50 50mm Dia. 550nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 300nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 700 nm | 400 nm |
| 785HC170-25 25mm Dia. 785nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 170nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 870 nm | 700 nm |
| 785HC170-50 50mm Dia. 785nm Borosilicate Glass Hard-Coated Broadband Bandpass Filter, HBW 170nm | Optics | Filter | Bandpass Filter | Andover Corporation | Borofloat33 | Circular | 870 nm | 700 nm |
| 2.70GA05-25 25mm Dia. 2700nm Sapphire Standard IR Bandpass Filter, HBW 120.0nm | Optics | Filter | Bandpass Filter | Andover Corporation | Sapphire | Circular | 2755 nm | 2645 nm |
| 4.00GA20-50 50mm Dia. 4000nm Silicon Standard IR Bandpass Filter, HBW 2000nm | Optics | Filter | Bandpass Filter | Andover Corporation | Silicon | Circular | 5000 nm | 3000 nm |
| 10.00GA40-50 50mm Dia. 10000nm Silicon Standard IR Bandpass Filter, HBW 4000nm | Optics | Filter | Bandpass Filter | Andover Corporation | Silicon | Circular | 12000 nm | 8000 nm |
| 4.70GA05-25 25mm Dia. 4670nm Sapphire Standard IR Bandpass Filter, HBW 150nm | Optics | Filter | Bandpass Filter | Andover Corporation | Sapphire | Circular | 4745 nm | 4595 nm |
| 030FNIR-50 50mm Dia. OD=0.3, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 050FNIR-12.5 12.5mm Dia. OD=0.5, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 050FNIR-50 50mm Dia. OD=0.5, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 060FNIR-25 25mm Dia. OD=0.6, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 070FNIR-25 25mm Dia. OD=0.7, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 070FNIR-50 50mm Dia. OD=0.7, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 080FNIR-12.5 12.5mm Dia. OD=0.8, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 080FNIR-50 50mm Dia. OD=0.8, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 090FNIR-50 50mm Dia. OD=0.9, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| NDT9150-S-0.8 50 x 50mm Absorptive Neutral Density Filter; OD 0.8 400-700nm | Optics | Filter | Neutral Density Filter | Union Optic | UVFS | Rectangular | | |
| NDT9150-S-0.2 50 x 50mm Absorptive Neutral Density Filter; OD 0.2 400-700nm | Optics | Filter | Neutral Density Filter | Union Optic | UVFS | Rectangular | | |
| NDT9125-1 25.4mm Dia. Absorptive Neutral Density Filter; OD 1 400-700nm | Optics | Filter | Neutral Density Filter | Union Optic | UVFS | Circular | | |
| NDT9125-0.8 25.4mm Dia. Absorptive Neutral Density Filter; OD 0.8 400-700nm | Optics | Filter | Neutral Density Filter | Union Optic | UVFS | Circular | | |
| NDT9125-0.5 25.4mm Dia. Absorptive Neutral Density Filter; OD 0.5 400-700nm | Optics | Filter | Neutral Density Filter | Union Optic | UVFS | Circular | | |