Schott N-BK7 High Precision Windows Coated from UV-IR

• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Windows
• Transmittance: 90%-95%
• Shape: Round
• Material: Schott N-BK7
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE, TUV
• Customized: Customized
• Coating: Anti-Reflection
• Transport Package: Carton, Blister, Customized
• Specification: as required
• Trademark: CPG
• Origin: China
• HS Code: 9001909090
• Production Capacity: 1000 Pieces

Product Description

N-BK7 High Precision Windows Coated from UV-IR

 

Windows

CPG offer very high end windows. We have developed a test method to guarantee the surface flatness and surface quality.

All the high accuracy windows from CPG optics were used as standard test plate or in astronomy, we are very proud to tell and provide the fabricating service for the customers.

• Materials: Schott BK7/Fused Silica/ Zerodur etc.
• Diameter range: 1-1500mm
• Dimension tolerance: +/0.05mm
• Thickness tolerance: +/-0.05
• Parallelism: < 2"(may change for different types)
• Surface quality: 10/5(may change for different types)
• Coating: Upon request

Specifications
 

Items	Description
Window	Material:	Schott N-BK7
	Diameter:	Ø1/2", Ø1", and Ø2"
	Diameter tolerance:	+0.0/-0.2mm
	Thickness:	1.0-12.0mm
	Thickness tolerance:	+0.0/-0.1mm
	ROC1:	Infinity
	ROC2:	Infinity
	Flatness:	S1&S2:PV<1/[email protected]
	Surface quality:	S1&S2:S-D 20-10/40-20
	Parallelism:	<5/30arcsec
	Clear aperture:	>90%
	Chamfer:	Protected
	Coating:	S1&S2:AR coating range,Ravg<0.5%@350-700nm/650-1050nm/1050-1700nm,AOI:0deg
	Standard:	MIL-PRF-13830B

 

Other Windows CPG handle

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

Shipping term: