| GE-W-10-1 10 mm Dia. Germanium Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Germanium | Circular |
| GE-W-25.4-3 25.4 mm Dia. Germanium Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Germanium | Circular |
| GE-W-38.1-1 38.1 mm Dia. Germanium Flat Window; t=1mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Germanium | Circular |
| GE-W-50.8-3 50.8 mm Dia. Germanium Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Germanium | Circular |
| GE-W-63.5-3 63.5 mm Dia. Germanium Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Germanium | Circular |
| G-W-165-8 165 mm Dia. Germanium Flat Window; t=8mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Germanium | Circular |
| KB-W-25.4x3 25.4 mm Dia. KBr Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| KB-W-25.4x4 25.4 mm Dia. KBr Flat Window; t=4mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| KB-W-38.1x3 38.1 mm Dia. KBr Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| KB-W-101.6x12 101.6 mm Dia. KBr Flat Window; t=12.7mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| KC-W-38.1-3 38.1 mm Dia. KCl Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| NC-W-25.4-2 25.4 mm Dia. NaCl Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| NC-W-25.4-6 25.4 mm Dia. NaCl Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| NC-W-63.5-6 63.5 mm Dia. NaCl Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Circular |
| NC-W-38.5x19.5x4 38.5 x 19.5 mm NaCl Flat Window; t=4mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | UVFS | Rectangular |
| AL-W-90-6 90 mm Dia. Sapphire Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Al2O3 | Circular |
| SI-W-152.4-6 152.4 mm Dia. Silicon Flat Window; t=6mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Silicon | Circular |
| SI-W-18.5x18.5x0.4 18.5 x 18.5 mm Silicon Flat Window; t=0.4mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | Silicon | Rectangular |
| ZnSe-W-38.1-3 38.1 mm Dia. ZnSe Flat Window; t=3mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | ZnSe | Circular |
| CaF2-W-25.4x2 25.4 mm Dia. CaF2 Flat Window; t=2mm Uncoated | Optics | Window | Flat Window | Alkor Technologies | CaF2 | Circular |
| 010-0105E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0115E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0140E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0104T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0111T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0108T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0140T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0230E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0504E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0210E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0521E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0216E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0217E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0220E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0222E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0240E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0506E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0507E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0518E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0520E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0103E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0104E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0150T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0204E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0209E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0510E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0101E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0107E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0123E 12.7 mm Dia. N-BK7 Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0107T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0115T6 12.7 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0214E 25.4 mm Dia. N-BK7 Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0511E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0525E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0530E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0814E 101.6 mm Dia. N-BK7 Plano-Concave Window; t=15mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0830E 101.6 mm Dia. N-BK7 Plano-Concave Window; t=15mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-1107E 12.7 mm Dia. UVFS Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1115E 12.7 mm Dia. UVFS Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1120E 12.7 mm Dia. UVFS Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1123E 12.7 mm Dia. UVFS Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1103T6 12.7 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1115T6 12.7 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1207E 25.4 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1202E 25.4 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1227E 25.4 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1506E 50.8 mm Dia. UVFS Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1505E 50.8 mm Dia. UVFS Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1515E 50.8 mm Dia. UVFS Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1522E 50.8 mm Dia. UVFS Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1708E 76.2 mm Dia. UVFS Plano-Concave Window; t=12.7mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1845E 101.6 mm Dia. UVFS Plano-Concave Window; t=15mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 011-0207E 25.4 mm Dia. N-BK7 Plano-Convex Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | N-BK7 | Circular |
| 011-0209E 25.4 mm Dia. N-BK7 Plano-Convex Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | N-BK7 | Circular |
| 011-0216E 25.4 mm Dia. N-BK7 Plano-Convex Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | N-BK7 | Circular |
| 011-0220E 25.4 mm Dia. N-BK7 Plano-Convex Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | N-BK7 | Circular |
| 011-0505E 50.8 mm Dia. N-BK7 Plano-Convex Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | N-BK7 | Circular |
| 011-0525E 50.8 mm Dia. N-BK7 Plano-Convex Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | N-BK7 | Circular |
| 011-1207E 25.4 mm Dia. UVFS Plano-Convex Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | UVFS | Circular |
| 011-1215E 25.4 mm Dia. UVFS Plano-Convex Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Convex) | EKSMA Optics | UVFS | Circular |
| WG11050-B Dia:1in N-BK7 Broadband Precision Window; t=5 mm ARC 650-1050nm | Optics | Window | Flat Window | Thorlabs | N-BK7 | Circular |
| WG41010R 25 mm x 36 mm UVFS Broadband Precision Window; t=1 mm Uncoated | Optics | Window | Flat Window | Thorlabs | UVFS | Rectangular |
| VPW42 Dia:1.5in UVFS Vacuum Window; t=4mm Uncoated | Optics | Window | Flat Window | Thorlabs | UVFS | Circular |
| VPW42-UV Dia:1.5in UVFS Vacuum Window; t=4mm ARC 245-400nm | Optics | Window | Flat Window | Thorlabs | UVFS | Circular |
| WG42012-UV Dia:2in UVFS Broadband Precision Window; t=12 mm ARC 245-400nm | Optics | Window | Flat Window | Thorlabs | UVFS | Circular |
| WG40530-A Dia:0.5in UVFS Broadband Precision Window; t=3 mm ARC 350-700nm | Optics | Window | Flat Window | Thorlabs | UVFS | Circular |
| WG41050-C Dia:1in UVFS Broadband Precision Window; t=5 mm ARC 1050-1700nm | Optics | Window | Flat Window | Thorlabs | UVFS | Circular |
| WG42012-C Dia:2in UVFS Broadband Precision Window; t=12 mm ARC 1050-1700nm | Optics | Window | Flat Window | Thorlabs | UVFS | Circular |
| WG31050 1in Dia. Sapphire Broadband Precision Window; t=5 mm Uncoated | Optics | Window | Flat Window | Thorlabs | Sapphire ow | Circular |
| WG60530 0.5in Dia. MgF2 Broadband Precision Window; t=3 mm Uncoated | Optics | Window | Flat Window | Thorlabs | Magnesium Fluoride | Circular |
| WG01050-E 1in Dia. AR Coated; BaF2 Broadband Precision Window; t=5 mm 300-5000nm | Optics | Window | Flat Window | Thorlabs | BAF2 | Circular |
| 010-0540E 50.8 mm Dia. N-BK7 Plano-Concave Window; t=10mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0708E 76.2 mm Dia. N-BK7 Plano-Concave Window; t=12.7mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0712E 76.2 mm Dia. N-BK7 Plano-Concave Window; t=12.7mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0720E 76.2 mm Dia. N-BK7 Plano-Concave Window; t=12.7mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-0810E 101.6 mm Dia. N-BK7 Plano-Concave Window; t=15mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | N-BK7 | Circular |
| 010-1103E 12.7 mm Dia. UVFS Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1110E 12.7 mm Dia. UVFS Plano-Concave Window; t=3mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1104T6 12.7 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |
| 010-1130T6 12.7 mm Dia. UVFS Plano-Concave Window; t=6mm Uncoated | Optics | Window | Curved Window (Plano-Concave) | EKSMA Optics | UVFS | Circular |