| 250FNIR-12.5 12.5mm Dia. OD=2.5, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 250FNIR-25 25mm Dia. OD=2.5, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 250FNIR-50 50mm Dia. OD=2.5, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 300FNIR-12.5 12.5mm Dia. OD=3.0, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 300FNIR-50 50mm Dia. OD=3.0, Germanium Standard IR Neutral Density Filter, 2000-14000nm | Optics | Filter | Neutral Density Filter | Andover Corporation | Germanium | Circular | | |
| 010FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.1 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 010FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.1 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 015FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.15 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 015FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.15 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 015FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.15 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 020FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.2 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 020FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.2 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 030FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 030FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 030FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 040FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.4 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 040FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.4 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 050FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 050FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 050FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 060FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.6 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 060FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.6 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 070FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.7 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 070FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.7 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 070FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.7 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 080FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.8 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 080FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.8 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 080FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.8 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 090FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=0.9 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 090FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=0.9 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 100FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=1.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 130FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=1.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 130FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=1.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 200FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=2.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 200FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=2.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 250FN46-12.5 12.5mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=2.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 250FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=2.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 250FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=2.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 300FN46-50 50mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=3.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 300FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=3.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 400FN46-25 25mm Dia. Fused Silica Standard UV Neutral Density Filter, OD=4.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Circular | | |
| 400FN46-50S 50x50 mm Fused Silica Standard UV Neutral Density Filter, OD=4.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Fused Silica | Rectangular | | |
| 010FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.1 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 010FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.1 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 015FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.15 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 015FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.15 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 015FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.15 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 020FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.2 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 020FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.2 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 030FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 030FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 030FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 040FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.4 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 040FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.4 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 050FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 050FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 050FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 060FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.6 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 060FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.6 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 060FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.6 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 070FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.7 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 070FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.7 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 070FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.7 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 080FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.8 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 090FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.9 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 090FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=0.9 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 100FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 100FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 100FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 130FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 130FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 130FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.3 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 150FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 150FN52-50 50mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 150FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=1.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 200FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=2.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 250FN52-12.5 12.5mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=2.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 250FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=2.5 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 300FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=3.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 400FN52-25 25mm Dia. Green Glass Standard VIS-NIR Neutral Density Filter, OD=4.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Circular | | |
| 400FN52-50S 50x50mm Green Glass Standard VIS-NIR Neutral Density Filter, OD=4.0 | Optics | Filter | Neutral Density Filter | Andover Corporation | Soda Lime Green | Rectangular | | |
| 475FD68-50 50mm Dia. Soda Lime Blue Reflective Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | | 475 nm |
| 505FD64-50 50mm Dia. Soda Lime Blue Additive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | 505 nm | |
| 505FD64-50S 50x50mm Soda Lime Blue Additive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Rectangular | 505 nm | |
| 520FD22-50 50mm Dia. Soda Lime Yellow Subtractive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | | |
| 540FD66-50 50mm Dia. Soda Lime Green Additive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | | |
| 540FD66-50S 50x50mm Soda Lime Green Additive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Rectangular | | |
| 550FD26-50 50mm Dia. Soda Lime Magenta Subtractive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | | |
| 585FD62-50 50mm Dia. Soda Lime Red Additive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | | |
| 590FD24-25 25mm Dia. Soda Lime Cyan Subtractive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Circular | | |
| 590FD24-50S 50x50mm Soda Lime Cyan Subtractive Dichroic Filter | Optics | Filter | Dichroic Filter | Andover Corporation | Soda Lime | Rectangular | | |
| 300FH90-12.5 12.5mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 300nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 300 nm |
| 300FH90-50 50mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 300nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 300 nm |
| 325FH90-25 25mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 325nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 325 nm |
| 325FH90-50S 50x50mm Standard Long Wave Pass Edge Filter, Cut-on 325nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Rectangular | | 325 nm |
| 350FH90-50 50mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 350nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 350 nm |
| 350FH90-50S 50x50mm Standard Long Wave Pass Edge Filter, Cut-on 350nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Rectangular | | 350 nm |
| 375FH90-12.5 12.5mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 375nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 375 nm |
| 375FH90-25 25mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 375nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 375 nm |
| 375FH90-50 50mm Dia. Standard Long Wave Pass Edge Filter, Cut-on 375nm | Optics | Filter | Longpass Filter | Andover Corporation | Fused Silica | Circular | | 375 nm |