China 3" Diameter AR-Coated Schott N-BK7 Optical Protective Windows

3" Diameter AR-Coated Schott N-BK7 Optical Protective Windows

Windows
CPG manufactures high precision windows for demanding applications in the infrared. These windows are fabricated from a variety of materials including fused silica, Si, Ge, ZnSe, ZnS, CaF2, MgF2, Cleartran and AMTIR. Utilizing advanced fabrication and coating techniques, CPG delivers windows with tightly controlled transmitted wavefront, a high degree parallelism, minimal scatter, high laser damage resistance and outstanding durability for the most challenging environments.

Specifications

Items Description WindowMaterial:Schott N-BK7Diameter:76.2+/-0.1mmThickness:1.0+/-0.1mmROC1:infinityROC2:infinityFlatness:S1&S2:TWD<1/4L@632.8nm Surface quality:S1&S2:S-D 60-40Parallelism:<30arcsecClear Aperture:>90%Chamfer:protectedCoating:S1&S2:AR coating,Ravg<0.5%@760-850nm,AOI:0degStandard:MIL-PRF-13830B

Interferograms with ZygoInspectionOther Windows CPG handle

Why CPG
COST, PRECISION, G+ SERVICE
CPG optics has over 20 years experiences in optics industry, we provide a variety of different material fabricating and coatings, and we always aim to be a trustful supplier for all the customers.
Our in-house optical metrology capability ensures the all the requirements for the parts are within the specs:

Zygo InterferometerWyko Cylinder InterferometerAgilent Cary 7000 SpectrometerOptical BenchMoller-wedel GoniometerTaylor Hobson ProfilerMitutoyo ProjectorZygo Roughness MeterCMMStress MeasuringSatisloh SpherometerTrioptics CenteringCPG is also an ISO: 9001&14001 certified manufacture, we deliver fast and provide best cost performance ratio for our customers.
Certificates

Packaging& Shipping

Package detail:
Optics are packed with Capacitor paper, white paper, custom-made plastic containers etc
Customized safety green carton
Shipping term: