46x34x8mm BK7 Substrate/Blank/Raw material

• Customization: Available
• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Flat Lens
• Transmittance: 90%-95%
• Shape: Single-lens
• Material: Schott N-Bk7
• 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: 2000

Product Description

300x400x40mm N-BK7 Protected Aluminium Coated Optical Mirror

Specifications:
 

Items	Description
Aluminium coated mirror	Material:	Schott N-BK7
	Dimensions:	46.0x340.0+0.0/-0.1mm
	Thickness:	8.0+0.0/-0.1mm
	R1:	Infinity
	R2:	Infinity
	Flatness:	S1:IRR:1/4wave@633nm
	Surface quality:	S1:40-20 per D25.4mm
	Parallelism:	<1arcmin
	Clear Aperture:	>90%
	Chamfer:	0.25mmx45deg
	Coating:	S1:Protected Aluminium coating, Ravg>95%@400-700nm
		S2:Uncoated
	Standard:	MIL-PRF-13830B

 

About CPG Optics:

CPG optics provides super polish products, aimed to help our customer to win more in the market. We develop this kind of cross-border fabricating method. It combined with a different process from different industries. Of cause CPG win also following with our customers.

Super polish also means for the RMS(Ra) control of the surface quality, we could control the RMS to 1 angstrom, we are very pleased to help our valued customers to process the mass production of the products. 

our super polish windows now are widely used in Mirau interferometers, and for 635nm high energy laser application. Our products show more stable and longer working time.