| OPCFU-25C03-P 25 mm Dia. CaF2 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | CaF2 | Circular |
| OPCF-25C02-P 25 mm Dia. CaF2 Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | OptoSigma | CaF2 | Circular |
| OPCF-20C02-P 20 mm Dia. CaF2 Round Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | OptoSigma | CaF2 | Circular |
| OPCF-40C04-P 40 mm Dia. CaF2 Round Flat Window; t=4 mm Uncoated | Optics | Window | Flat Window | OptoSigma | CaF2 | Circular |
| OPGE-50C05-P 50 mm Dia. Germanium Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | OptoSigma | Germanium | Circular |
| OPNQ-50C03-P 50 mm Dia. Water Free Synthetic Fused Silica Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| WBMA-25.4C03-10-550 25 mm Dia. N-BK7 Round AR coated Flat Window; t=3 mm 400-700nm | Optics | Window | Flat Window | OptoSigma | N-BK7 | Circular |
| WBMA-40C04-10-550 40 mm Dia. N-BK7 Round AR coated Flat Window; t=4 mm 400-700nm | Optics | Window | Flat Window | OptoSigma | N-BK7 | Circular |
| WBMA-25C03-10 25 mm Dia. N-BK7 Round AR coated Flat Window; t=3 mm 633-1064nm | Optics | Window | Flat Window | OptoSigma | N-BK7 | Circular |
| WBMA-15C02-10 15 mm Dia. N-BK7 Round AR coated Flat Window; t=2 mm 633-1064nm | Optics | Window | Flat Window | OptoSigma | N-BK7 | Circular |
| WSQNAHP-30C03-10-532 30 mm Dia. UVFS Round High Power AR coated Flat Window; t=3 mm 532nm | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-10C05-1-5 10 mm Dia. UVFS Round Optical Parallel Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-50C03-4-5 50 mm Dia. UVFS Round Optical Parallel Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-100C2.3-0.1-10 100 mm Dia. UVFS Round Optical Parallel Flat Window; t=2.3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-25C02-10-5 25 mm Dia. UVFS Round Optical Parallel Flat Window; t=2 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-100C15-10-5 100 mm Dia. UVFS Round Optical Parallel Flat Window; t=15 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-60C2.3-0.25-10 60 mm Dia. UVFS Round Optical Parallel Flat Window; t=2.3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-15C03-1-5 15 mm Dia. UVFS Round Optical Parallel Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-80C08-4-5 80 mm Dia. UVFS Round Optical Parallel Flat Window; t=8 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-120C2.3-0.1-10 120 mm Dia. UVFS Round Optical Parallel Flat Window; t=2.3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-40C03-1-5 40 mm Dia. UVFS Round Optical Parallel Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-20C01-1-5 20 mm Dia. UVFS Round Optical Parallel Flat Window; t=1 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-150C15-1-5 150 mm Dia. UVFS Round Optical Parallel Flat Window; t=15 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-15C01-1-5 15 mm Dia. UVFS Round Optical Parallel Flat Window; t=1 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-50C05-1-5 50 mm Dia. UVFS Round Optical Parallel Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPSQ-100C10-4-5 100 mm Dia. UVFS Round Optical Parallel Flat Window; t=10 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPCF-25C03-P 25 mm Dia. CaF2 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | CaF2 | Circular |
| OPCF-40C03-P 40 mm Dia. CaF2 Round Flat Window; t=3 mm Uncoated | Optics | Window | Flat Window | OptoSigma | CaF2 | Circular |
| OPNQ-50C05-P 50 mm Dia. Water Free Synthetic Fused Silica Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| OPNQ-30C05-P 30 mm Dia. Water Free Synthetic Fused Silica Round Flat Window; t=5 mm Uncoated | Optics | Window | Flat Window | OptoSigma | UVFS | Circular |
| WBMA-50C05-10 50 mm Dia. N-BK7 Round AR coated Flat Window; t=5 mm 633-1064nm | Optics | Window | Flat Window | OptoSigma | N-BK7 | Circular |
| G390069525 25.4 mm Dia. N-BK7 Optical Flat Window; t=5mm 725-1050nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390133525 40 mm Dia. N-BK7 Optical Flat Window; t=6mm 725-1050nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390130329 10 mm Dia. N-BK7 Optical Flat Window; t=2mm 1064nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390068329 12.7 mm Dia. N-BK7 Optical Flat Window; t=2mm 1064nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390020329 80 mm Dia. N-BK7 Optical Flat Window; t=10mm 1064nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| 11-555 25.4 mm Dia. UVFS Superpolished Laser Window; t=6.35mm Uncoated | Optics | Window | Flat Window | Edmund Optics | UVFS | Circular |
| W-FSP002 12.5 mm Dia. UVFS Precision Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Ross Optical | UVFS | Circular |
| W-SAP010 12.7 mm Dia. Sapphire Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Ross Optical | Al2O3 | Circular |
| W-SAP012 15 mm Dia. Sapphire Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Ross Optical | Al2O3 | Circular |
| G390401000 12.7 mm UVFS High Flatness Optical Flat Window; t=5mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390111000 25.4 mm UVFS High Parallelism Optical Flat Window; t=5mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390114000 40 mm UVFS High Parallelism Optical Flat Window; t=8mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390117000 63 mm UVFS High Parallelism Optical Flat Window; t=8mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390157000 100 mm UVFS Optical Flat Window; t=10mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390136000 15 x 20 mm N-BK7 Optical Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Rectangular |
| G390068000 12.7 mm Dia. N-BK7 Optical Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390132000 22.4 mm Dia. N-BK7 Optical Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390069000 25.4 mm Dia. N-BK7 Optical Flat Window; t=5mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390134000 50 mm Dia. N-BK7 Optical Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390134322 50 mm Dia. N-BK7 Optical Flat Window; t=6mm 450-700nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390020525 80 mm Dia. N-BK7 Optical Flat Window; t=10mm 725-1050nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390138329 30 x 50 mm N-BK7 Optical Flat Window; t=4mm 1064nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Rectangular |
| G390403000 25 mm UVFS High Flatness Optical Flat Window; t=5mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390116000 50 mm UVFS High Parallelism Optical Flat Window; t=8mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390118000 63 mm UVFS High Parallelism Optical Flat Window; t=8mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390150000 10 mm UVFS Optical Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | UVFS | Circular |
| G390043000 31.5 mm Dia. N-BK7 Optical Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390133000 40 mm Dia. N-BK7 Optical Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390137322 20 x 30 mm N-BK7 Optical Flat Window; t=2.5mm 450-700nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Rectangular |
| G390134329 50 mm Dia. N-BK7 Optical Flat Window; t=6mm 1064nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| G390044329 100 mm Dia. N-BK7 Optical Flat Window; t=10mm 1064nm | Optics | Window | Flat Window | Qioptiq Photonics | N-BK7 | Circular |
| 11-556 50.8 mm Dia. UVFS Superpolished Laser Window; t=9.53mm Uncoated | Optics | Window | Flat Window | Edmund Optics | UVFS | Circular |
| W-BKP002 12.5 mm Dia. N-BK7 Precision Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Ross Optical | N-BK7 | Circular |
| W-BKP008 50 mm Dia. N-BK7 Precision Flat Window; t=4mm Uncoated | Optics | Window | Flat Window | Ross Optical | N-BK7 | Circular |
| W-BKS004 12.5 mm Dia. N-BK7 Standard Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Ross Optical | N-BK7 | Circular |
| W-SIS020 25 mm Dia. Silicon Infrared Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Ross Optical | Silicon | Circular |
| W-BKS003 10 mm Dia. N-BK7 Standard Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Ross Optical | N-BK7 | Circular |
| W-FSP004 25 mm Dia. UVFS Precision Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Ross Optical | UVFS | Circular |
| W-FSP006 50 mm Dia. UVFS Precision Flat Window; t=10mm Uncoated | Optics | Window | Flat Window | Ross Optical | UVFS | Circular |
| W-SAP014 20 mm Dia. Sapphire Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Ross Optical | Al2O3 | Circular |
| W-CFS010 10 mm Dia. CaF2 Infrared Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Ross Optical | CaF2 | Circular |
| W-CFS025 25.4 mm Dia. CaF2 Infrared Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Ross Optical | CaF2 | Circular |
| WW30530-D 0.5 in Dia. D Coated; Wedged Sapphire Window; t=3 mm 1650-3000nm | Optics | Window | Wedge Window | Thorlabs | Sapphire ow | Circular |
| WW30530 0.5 in Dia. Wedged Sapphire Window; t=3 mm Uncoated | Optics | Window | Wedge Window | Thorlabs | Sapphire ow | Circular |
| WW31050-D 1 in Dia. D Coated; Wedged Sapphire Window; t=5 mm 1650-3000nm | Optics | Window | Wedge Window | Thorlabs | Sapphire ow | Circular |
| WW42012 2 in Dia. UVFS Wedged Window; t=12 mm Uncoated | Optics | Window | Wedge Window | Thorlabs | UVFS | Circular |
| WW40530-A 0.5 in Dia. AR Coated; UVFS Wedged Window; t=3 mm 350-700nm | Optics | Window | Wedge Window | Thorlabs | UVFS | Circular |
| WW42012-C 2 in Dia. AR Coated; UVFS Wedged Window; t=12 mm 1050-1700nm | Optics | Window | Wedge Window | Thorlabs | UVFS | Circular |
| WW00530-E1 0.5 in Dia. AR Coated; BaF2 Wedged Window; t=3 mm 2000-5000nm | Optics | Window | Wedge Window | Thorlabs | BAF2 | Circular |
| WW11050 1 in Dia. N-BK7 Wedged Window; t=5 mm Uncoated | Optics | Window | Wedge Window | Thorlabs | N-BK7 | Circular |
| 34-241 12.5 mm Dia. UVFS Wedged Window; t=3 mm Uncoated | Optics | Window | Wedge Window | Edmund Optics | UVFS | Circular |
| 10Q20XAR.14 25.4 mm Dia. UVFS High-Energy Laser Wedged Window; t=6 mm 430-700nm | Optics | Window | Wedge Window | MKS/Newport | UVFS | Circular |
| 10Q20XAR.18 25.4 mm Dia. UVFS High-Energy Laser Wedged Window; t=6 mm 1000-1550nm | Optics | Window | Wedge Window | MKS/Newport | UVFS | Circular |
| WSSQ-50C08-20-1 50 mm Dia. UVFS Wedged Window; t=8 mm Uncoated | Optics | Window | Wedge Window | OptoSigma | UVFS | Circular |
| WSB-60C10-20-1 60 mm Dia. N-BK7 Wedged Window; t=10 mm Uncoated | Optics | Window | Wedge Window | OptoSigma | N-BK7 | Circular |
| WSB-40C06-20-1 40 mm Dia. N-BK7 Wedged Window; t=6 mm Uncoated | Optics | Window | Wedge Window | OptoSigma | N-BK7 | Circular |
| BF-ww-25.4-4 25.4 mm Dia. BaF2 Wedge Window; t=4mm Uncoated | Optics | Window | Wedge Window | Alkor Technologies | BAF2 | Circular |
| BF-ww-38.1-5 38.1 mm Dia. BaF2 Wedge Window; t=5mm Uncoated | Optics | Window | Wedge Window | Alkor Technologies | BAF2 | Circular |
| WW50530-D 0.5 in Dia. D Coated; Calcium Fluoride Wedged Window; t=3 mm 1650-3000nm | Optics | Window | Wedge Window | Thorlabs | CaF2 | Circular |
| WW41050-UV 1 in Dia. AR Coated; UVFS Wedged Window; t=5 mm 245-400nm | Optics | Window | Wedge Window | Thorlabs | UVFS | Circular |
| WW40530-C 0.5 in Dia. AR Coated; UVFS Wedged Window; t=3 mm 1050-1700nm | Optics | Window | Wedge Window | Thorlabs | UVFS | Circular |
| WW11050-A 1 in Dia. AR Coated; N-BK7 Wedged Window; t=5 mm 350-700nm | Optics | Window | Wedge Window | Thorlabs | N-BK7 | Circular |
| WW71050 1 in Dia. ZnSe Wedged Window; t=5 mm Uncoated | Optics | Window | Wedge Window | Thorlabs | ZnSe | Circular |
| WW80530-E1 0.5 in Dia. AR Coated; Silicon Wedged Window; t=3 mm 2000-5000nm | Optics | Window | Wedge Window | Thorlabs | Silicon | Circular |
| WW90530 0.5 in Dia. Germanium Wedged Window; t=3 mm Uncoated | Optics | Window | Wedge Window | Thorlabs | Germanium | Circular |
| WW91050-E3 1 in Dia. AR Coated; Germanium Wedged Window; t=5 mm 7000-12000nm | Optics | Window | Wedge Window | Thorlabs | Germanium | Circular |
| PI0525C 0.5 in Dia. N-BK7 Wedged Window; t=0.25 in Uncoated | Optics | Window | Wedge Window | Laser Components | N-BK7 | Circular |
| PL2-1537UV 1.5 in Dia. UVFS Wedged Window; t=0.375 in Uncoated | Optics | Window | Wedge Window | Laser Components | UVFS | Circular |
| PL2-1537C 1.5 in Dia. N-BK7 Wedged Window; t=0.375 in Uncoated | Optics | Window | Wedge Window | Laser Components | N-BK7 | Circular |