2" Diameter Uncoated IR Fused Silica Corning 7979 Optical Window Substrates

• After-sales Service: Repair for free
• Warranty: 1 year
• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Flat Lens
• Transmittance: >95%
• Shape: Single-lens
• Model NO.: Corning 7979 window
• Material: Corning 7979
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE, TUV
• Customized: Customized
• Coating: HMC
• Transport Package: Carton, Blister, Customized
• Specification: As required
• Trademark: CPG
• Origin: China
• HS Code: 9001909090
• Production Capacity: 5000 Pieces

Product Description

2" Diameter Uncoated IR Fused Silica Corning 7979 Optical Window Substrates
 

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.

Specification

 

Items	Description
Window	Material:	IRFS(Corning 7979)
	Diameter:	25.4+0.0/-0.1mm
	Thickness:	5.0+/-0.1mm
	R1:	Infinity
	R2:	Infinity
	Flatness:	S1&S2:PV<1/4L@633nm per CA
	Surface quality:	S1&S2:S-D 10-5
	Parallelism:	<30arcsec
	Clear Aperture:	>90%
	Chamfer:	<0.25mm(LW)x45deg
	Coating:	Uncoated
	Standard:	MIL-PRF-13830B

Interferograms with Zygo

Inspection

 
Other 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 Interferometer
• Wyko Cylinder Interferometer
• Agilent Cary 7000 Spectrometer
• Optical Bench
• Moller-wedel Goniometer
• Taylor Hobson Profiler
• Mitutoyo Projector
• Zygo Roughness Meter
• CMM
• Stress Measuring
• Satisloh Spherometer
• Trioptics Centering

CPG 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