Dia20mm with Hole High-Reflective Coated Optical Window

• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Optical Window
• Transmittance: 90%-95%
• Shape: Round
• Material: Optical Glass
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE, TUV
• Customized: Customized
• Coating: High-Reflective
• Transport Package: Carton, Blister, Customized
• Specification: as required
• Trademark: CPG
• Origin: China
• HS Code: 9001909090
• Production Capacity: 5000 Pieces

Product Description

Dia20mm with Hole 976nm High-reflective Coated Optical Window

Specification:
 

Items	Description
Window with hole	Material:	Schott N-SF11
	Diameter:	20.0+/-0.1mm
		2.0+/-0.1mm of the hole
	Thickness:	3.0+/-0.1mm
	R1:	infinity
	R2:	infinity
	Flatness:	S1:PV<1/8L@633nm
		S2:N/A
	Surface quality:	S1:20-10
		S2:commercial polishing
	Parallelism:	<3arcmin
	Clear aperture:	>90%
	Chamfer:	protected
		chips<0.1mm
	Coating:	S1:HR coating,R>98.5%@976nm,AOI:45deg
	Standard:	MIL-PRF-13830B

Inspection:


CPG also provides the customized HR coatings!!!