| FGUV5S 2 in x 2 in Square UG5 Colored Glass UV-Passing Filter; 240-395nm | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Rectangular | 395 nm | 240 nm |
| FGUV11S 2 in x 2 in Square UG11 Colored Glass UV-Passing Filter; 275-375nm | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Rectangular | 375 nm | 275 nm |
| FGS900S 2 in x 2 in Square KG3 Colored Glass Bandpass Filter; 315-710nm | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Rectangular | 710 nm | 315 nm |
| FGB67S 2 in x 2 in Square BG36 Colored Glass Bandpass Filter; 900-1375nm | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Rectangular | 1375 nm | 900 nm |
| FGS900H 6 in x 6 in Square KG3 Colored Glass Bandpass Filter; 315-710nm | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Rectangular | 710 nm | 315 nm |
| FGL400M Dia. 25 mm SM1-Mounted Colored Glass Filter; 400nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 400 nm |
| FGL435M Dia. 25 mm SM1-Mounted Colored Glass Filter; 435nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 435 nm |
| FGL550M Dia. 25 mm SM1-Mounted Colored Glass Filter; 550nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 550 nm |
| FGL665M Dia. 25 mm SM1-Mounted Colored Glass Filter; 665nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 665 nm |
| FGL715M Dia. 25 mm SM1-Mounted Colored Glass Filter; 715nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 715 nm |
| FGL850M Dia. 25 mm SM1-Mounted Colored Glass Filter; 850nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 850 nm |
| FGL1000M Dia. 25 mm SM1-Mounted Colored Glass Filter; 1000nm Longpass | Optics | Filter | Color Glass | Thorlabs | N-BK7 | Circular | | 1000 nm |
| NE501B Dia. 0.5 in Absorptive ND Filter; Optical Density 0.1 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE505B Dia. 0.5 in Absorptive ND Filter; Optical Density 0.5 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE506B Dia. 0.5 in Absorptive ND Filter; Optical Density 0.6 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE513B Dia. 0.5 in Absorptive ND Filter; Optical Density 1.3 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE520B Dia. 0.5 in Absorptive ND Filter; Optical Density 2.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE540B Dia. 0.5 in Absorptive ND Filter; Optical Density 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE550B Dia. 0.5 in Absorptive ND Filter; Optical Density 5.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE560B Dia. 0.5 in Absorptive ND Filter; Optical Density 6.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE01B Dia. 25 mm Absorptive ND Filter; Optical Density 0.1 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE04B Dia. 25 mm Absorptive ND Filter; Optical Density 0.4 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE13B Dia. 25 mm Absorptive ND Filter; Optical Density 1.3 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE20B Dia. 25 mm Absorptive ND Filter; Optical Density 2.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE40B Dia. 25 mm Absorptive ND Filter; Optical Density 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE50B Dia. 25 mm Absorptive ND Filter; Optical Density 5.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE60B Dia. 25 mm Absorptive ND Filter; Optical Density 6.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R01B Dia. 2 in Absorptive ND Filter; Optical Density 0.1 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R05B Dia. 2 in Absorptive ND Filter; Optical Density 0.5 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R10B Dia. 2 in Absorptive ND Filter; Optical Density 1.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R20B Dia. 2 in Absorptive ND Filter; Optical Density 2.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R30B Dia. 2 in Absorptive ND Filter; Optical Density 3.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R40B Dia. 2 in Absorptive ND Filter; Optical Density 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE201B 2 in x 2 in Absorptive ND Filter; Optical Density 0.1 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE203B 2 in x 2 in Absorptive ND Filter; Optical Density 0.3 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE204B 2 in x 2 in Absorptive ND Filter; Optical Density 0.4 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE206B 2 in x 2 in Absorptive ND Filter; Optical Density 0.6 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE210B 2 in x 2 in Absorptive ND Filter; Optical Density 1.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE213B 2 in x 2 in Absorptive ND Filter; Optical Density 1.3 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE230B 2 in x 2 in Absorptive ND Filter; Optical Density 3.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE240B 2 in x 2 in Absorptive ND Filter; Optical Density 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE250B 2 in x 2 in Absorptive ND Filter; Optical Density 5.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Rectangular | | |
| NE502A Dia. 0.5 in Absorptive ND Filter; SM05-Threaded Mount; Optical Density 0.2 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE503A Dia. 0.5 in Absorptive ND Filter; SM05-Threaded Mount; Optical Density 0.3 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE550A Dia. 0.5 in Absorptive ND Filter; SM05-Threaded Mount; Optical Density 5.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE02A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 0.2 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE03A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 0.3 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE10A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 1.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE30A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 3.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE40A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE60A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 6.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE80A Dia. 25 mm Absorptive ND Filter; SM1-Threaded Mount; Optical Density 8.0 | Optics | Filter | Neutral Density Filter | Thorlabs | N-BK7 | Circular | | |
| NE2R05A Dia. 2 in Absorptive ND Filter; SM2-Threaded Mount; Optical Density 0.5 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE2R06A Dia. 2 in Absorptive ND Filter; SM2-Threaded Mount; Optical Density 0.6 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE2R20A Dia. 2 in Absorptive ND Filter; SM2-Threaded Mount; Optical Density 2.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE2R30A Dia. 2 in Absorptive ND Filter; SM2-Threaded Mount; Optical Density 3.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE2R40A Dia. 2 in Absorptive ND Filter; SM2-Threaded Mount; Optical Density 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR501B Dia. 0.5 in NIR Absorptive ND Filter; OD 0.1 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR505B Dia. 0.5 in NIR Absorptive ND Filter; OD 0.5 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR560B Dia. 0.5 in NIR Absorptive ND Filter; OD 6.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR05B Dia. 25 mm Unmounted NIR Absorptive ND Filter; OD 0.5 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR10B Dia. 25 mm Unmounted NIR Absorptive ND Filter; OD 1.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR13B Dia. 25 mm Unmounted NIR Absorptive ND Filter; OD 1.3 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR20B Dia. 25 mm Unmounted NIR Absorptive ND Filter; OD 2.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR30B Dia. 25 mm Unmounted NIR Absorptive ND Filter; OD 3.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR60B Dia. 25 mm Unmounted NIR Absorptive ND Filter; OD 6.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NENIR202B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 0.2 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NENIR203B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 0.3 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NENIR204B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 0.4 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NENIR205B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 0.5 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NENIR213B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 1.3 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NENIR240B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 4.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NENIR250B 2 in x 2 in Unmounted NIR Absorptive ND Filter; OD 5.0 | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Rectangular | | |
| NE501B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 0.1 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE502B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 0.2 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE503B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 0.3 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE505B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 0.5 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE506B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 0.6 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE513B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 1.3 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE560B-A Dia. 0.5 in AR-Coated Neutral Density Filter; 350-700nm; OD 6.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE04B-A Dia. 25 mm AR-Coated Neutral Density Filter; 350-700nm; OD 0.4 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE10B-A Dia. 25 mm AR-Coated Neutral Density Filter; 350-700nm; OD 1.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE20B-A Dia. 25 mm AR-Coated Neutral Density Filter; 350-700nm; OD 2.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE30B-A Dia. 25 mm AR-Coated Neutral Density Filter; 350-700nm; OD 3.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE50B-A Dia. 25 mm AR-Coated Neutral Density Filter; 350-700nm; OD 5.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE01A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 0.1 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE02A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 0.2 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE06A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 0.6 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE10A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 1.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE13A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 1.3 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE40A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 4.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE50A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 5.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE60A-A Dia. 25 mm AR-Coated Absorptive Neutral Density Filter; SM1-Threaded Mount; 350-700nm; OD 6.0 AR 350-700nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE502B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 0.2 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE505B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 0.5 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE510B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 1.0 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE513B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 1.3 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE540B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 4.0 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE550B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 5.0 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |
| NE560B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 6.0 AR 650-1050nm | Optics | Filter | Neutral Density Filter | Thorlabs | UVFS | Circular | | |