| 240-5610 50.8 x 50.8 mm Absorption Type Neutral Density Filter VIS 450-650nm | Optics | Filter | Neutral Density Filter | EKSMA Optics | UVFS | Rectangular | | |
| 240-5620 50.8 x 50.8 mm Absorption Type Neutral Density Filter VIS 450-650nm | Optics | Filter | Neutral Density Filter | EKSMA Optics | UVFS | Rectangular | | |
| 241-3003 25.4 x 25.4 mm BG3 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 241-3005 25.4 x 25.4 mm UG5 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 241-3039 25.4 x 25.4 mm BG39 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 242-3001 25.4 x 25.4 mm KG1 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 242-3003 25.4 x 25.4 mm KG3 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 242-3005 25.4 x 25.4 mm KG5 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-3320 25.4 x 25.4 mm WG320 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-3530 25.4 x 25.4 mm OG530 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-3570 25.4 x 25.4 mm OG570 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-3990 25.4 x 25.4 mm RG1000 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-6475 50.8 x 50.8 mm GG475 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-6570 50.8 x 50.8 mm OG570 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-6715 50.8 x 50.8 mm RG715 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 243-6850 50.8 x 50.8 mm RG850 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Rectangular | | |
| 241-2003 25.4 mm Dia. BG3 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 241-2005 25.4 mm Dia. UG5 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 242-2005 25.4 mm Dia. KG5 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-2320 25.4 mm Dia. WG320 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-2530 25.4 mm Dia. OG530 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-2570 25.4 mm Dia. OG570 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-2780 25.4 mm Dia. RG780 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-2830 25.4 mm Dia. RG830 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-2990 25.4 mm Dia. RG1000 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 241-5039 50.8 mm Dia. BG39 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 241-6003 50.8 mm Dia. BG3 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 241-6039 50.8 mm Dia. BG39 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 242-5001 50.8 mm Dia. KG1 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 242-5003 50.8 mm Dia. KG3 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 242-6003 50.8 mm Dia. KG3 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-5530 50.8 mm Dia. OG530 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-5780 50.8 mm Dia. RG780 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| 243-5830 50.8 mm Dia. RG830 Color Glass Filter; t=3mm | Optics | Filter | Color Glass | EKSMA Optics | UVFS | Circular | | |
| MFNDU-30-20 30 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-10 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-92 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-40 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-70 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-52-1 52 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-50C02-60 50 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-40 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-25-5 25 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-52-80 52 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-70 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-25-30 25 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-0.1 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-40 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-70 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-20 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-50C02-0.1 50 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-30-60 30 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-30-92 30 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-52-5 52 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-50C02-70 50 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-20 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-52-60 52 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-50 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-25-70 25 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-20 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-50 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-5 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-80 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-30 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-20C02-60 20 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-50C02-20 50 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-50C02-50 50 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-52-10 52 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-50C02-80 50 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-30 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-52-70 52 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-60 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-25C02-92 25 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-5 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-25-80 25 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| FNDU-30C02-30 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFNDU-30-1 30 mm Dia. Mounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm | Optics | Filter | Neutral Density Filter | OptoSigma | UVFS | Circular | | |
| MFND-25-40 25 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-30C02-1 30 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-15C02-60 15 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-15C02-92 15 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-30-40 30 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-20C02-30 20 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-30-70 30 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-20C02-60 20 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-52-0.1 52 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-50C02-50 50 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-52-10 52 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-25C02-5 25 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-52-40 52 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-52-70 52 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-15C02-0.1 15 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-25C02-60 25 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-25-20 25 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-15C02-40 15 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-15C02-70 15 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-30C02-30 30 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| MFND-30-1 30 mm Dia. Mounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-20C02-10 20 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |
| FND-30C02-92 30 mm Dia. Unmounted N-BK7 Visible Reflective Neutral Density Filter; t=2mm 400-700nm | Optics | Filter | Neutral Density Filter | OptoSigma | N-BK7 | Circular | | |