| 66-193 10 mm Dia. N-BK7 Ultra-Thin Protective Flat Window; t=0.2 mm MgF2 400-700nm | Optics | Window | Flat Window | Edmund Optics | N-BK7 | Circular |
| 66-197 30 mm Dia. N-BK7 Ultra-Thin Protective Flat Window; t=0.2 mm MgF2 400-700nm | Optics | Window | Flat Window | Edmund Optics | N-BK7 | Circular |
| 83-105 40 mm Dia. N-BK7 Ultra-Thin Protective Flat Window; t=0.2 mm VIS 0 425-675nm | Optics | Window | Flat Window | Edmund Optics | N-BK7 | Circular |
| 36-457 20 mm Dia. AR Coated Sapphire Protective Flat Window; t=2 mm MgF2 400-700nm | Optics | Window | Flat Window | Edmund Optics | Al2O3 | Circular |
| 39-234 30 mm Dia. AR Coated Sapphire Protective Flat Window; t=1 mm MgF2 400-700nm | Optics | Window | Flat Window | Edmund Optics | Al2O3 | Circular |
| 39-246 6.35 mm Dia. AR Coated Sapphire Protective Flat Window; t=0.5 mm VIS-NIR 400-1000nm | Optics | Window | Flat Window | Edmund Optics | Al2O3 | Circular |
| 39-251 38.1 mm Dia. AR Coated Sapphire Protective Flat Window; t=1 mm VIS-NIR 400-1000nm | Optics | Window | Flat Window | Edmund Optics | Al2O3 | Circular |
| 36-488 12.5 mm Dia. AR Coated Sapphire Protective Flat Window; t=1 mm NIR I 600-1050nm | Optics | Window | Flat Window | Edmund Optics | Al2O3 | Circular |
| CAW4050-5 50.8 mm Dia. CaF2 Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| CAW4038-3 38.1 mm Dia. CaF2 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| CAW4025-5 25.4 mm Dia. CaF2 Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| CAW4025-3 25.4 mm Dia. CaF2 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| CAW4020-5 20 mm Dia. CaF2 Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| CAW4012-3 12.7 mm Dia. CaF2 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| CAW4012-1 12.7 mm Dia. CaF2 Round Flat Window; t=1 mm Uncoated | Optics | Window | Flat Window | Union Optic | CaF2 | Circular |
| 4002010220 50.8 mm Dia. UVFS Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 4002010217 20 mm Dia. UVFS Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 4002010213 50.8 mm Dia. UVFS Round Flat Window; t=10 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 4002010212 20 mm Dia. N-BK7 Round Flat Window; t=6.35 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010140 15 mm Dia. N-BK7 Round Flat Window; t=1.04 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010101 16 mm Dia. N-BK7 Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010100 38.1 mm Dia. N-BK7 Round Flat Window; t=6.35 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010073 25.4 mm Dia. N-BK7 Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010034 20 mm Dia. N-BK7 Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010028 25.4 mm Dia. N-BK7 Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010026 12.7 mm Dia. N-BK7 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010020 25 mm Dia. N-BK7 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010007 20 mm Dia. N-BK7 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 4002010002 50.8 mm Dia. N-BK7 Round Flat Window; t=6.35 mm Uncoated | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 3005011334 20 mm Dia. UVFS Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 3005010688 25 mm Dia. UVFS Round Flat Window; t=4 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 3005010444 87.5 mm Dia. UVFS Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 3005010432 25.4 mm Dia. UVFS Round Flat Window; t=6 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 3005010033 43 mm Dia. UVFS Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 4002010207 155 mm Dia. B270 Glass Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | Union Optic | B270 | Circular |
| 3005011658 12.7 mm Dia. HPFS 7980 Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | Union Optic | HPFS7980 | Circular |
| 3005011080 25.4 mm Dia. HPFS 7980 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | Union Optic | HPFS7980 | Circular |
| ARW1050-5 50.8 mm Dia. UVFS Round AR coated Flat Window; t=6.35mm 515-532nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1050-3 50.8 mm Dia. UVFS Round AR coated Flat Window; t=6.35mm 351-355nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1025-5 25.4 mm Dia. UVFS Round AR coated Flat Window; t=6.35mm 515-532nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1025-3 25.4 mm Dia. UVFS Round AR coated Flat Window; t=6.35mm 351-355nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1025-2 25.4 mm Dia. UVFS Round AR coated Flat Window; t=6.35mm 260-270nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1025-1 25.4 mm Dia. UVFS Round AR coated Flat Window; t=6.35mm 1028-1064nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1012-5 12.7 mm Dia. UVFS Round AR coated Flat Window; t=3mm 515-532nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW1012-1 12.7 mm Dia. UVFS Round AR coated Flat Window; t=3mm 1028-1064nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| ARW0050-4B 50.8 mm Dia. N-BK7 Round AR coated Flat Window; t=6.35mm 400-700nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0025-7 25.4 mm Dia. N-BK7 Round AR coated Flat Window; t=6.35mm 780-810nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0025-6B 25.4 mm Dia. N-BK7 Round AR coated Flat Window; t=6.35mm 650-1100nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0025-6 25.4 mm Dia. N-BK7 Round AR coated Flat Window; t=6.35mm 630-650nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0025-1 25.4 mm Dia. N-BK7 Round AR coated Flat Window; t=6.35mm 1028-1064nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0012-7 12.7 mm Dia. N-BK7 Round AR coated Flat Window; t=3mm 780-810nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0012-6B 12.7 mm Dia. N-BK7 Round AR coated Flat Window; t=3mm 650-1100nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| ARW0012-51 12.7 mm Dia. N-BK7 Round AR coated Flat Window; t=3mm 515-532/1028-1070nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 3005012056 20 mm Dia. N-BK7 Round AR coated Flat Window; t=2mm 515-532nm | Optics | Window | Flat Window | Union Optic | N-BK7 | Circular |
| 3005011591 20 mm Dia. UVFS Round AR coated Flat Window; t=3mm 351-355nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 3005011185 30 mm Dia. UVFS Round AR coated Flat Window; t=3mm 515-532nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| LPW1138-3 38.1 mm Dia. UVFS Round AR coated Laser Protection Flat Window; t=3mm 1028-1080nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| LPW1130-6 30 mm Dia. UVFS Round AR coated Laser Protection Flat Window; t=6mm 1028-1080nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| LPW1130-3 30 mm Dia. UVFS Round AR coated Laser Protection Flat Window; t=3mm 1028-1080nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| LPW1121-2 21.5 mm Dia. UVFS Round AR coated Laser Protection Flat Window; t=2mm 1028-1080nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| LPW1120-1 20 mm Dia. UVFS Round AR coated Laser Protection Flat Window; t=1mm 1028-1080nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |
| 3005010165 30 mm Dia. UVFS Round AR coated Laser Protection Flat Window; t=5mm 1064nm | Optics | Window | Flat Window | Union Optic | UVFS | Circular |