Dia20mm Coated Optical Biconvex Lens

• After-sales Service: Repair for free
• Warranty: 1 year
• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Convex Lens
• Transmittance: 90%-95%
• Shape: Single-lens
• Model NO.: Biconvex lens
• Material: Schott N-Pk51
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE, TUV
• Customized: Customized
• Coating: Uncoated
• Transport Package: Carton, Blister, Customized
• Specification: as required
• Trademark: CPG
• Origin: China
• HS Code: 9001909090
• Production Capacity: 5000 Pieces

Product Description

Dia20mm AR Coated Optical Double Convex Lens

Specifications:

 

Items	Description
Dia 20mm double convex lens	Material:	Schott N-PK51
	Diameter:	20.00+0.00/-0.03mm
	Center thickness:	8.10+/-0.05mm
	ROC1:	24.415+/-0.075%%mm CX
	ROC2:	403.74+/-0.1%mm CX
	Flatness:	S1:PWR<2fr@633nm;IRR<0.5fr@633nm
		S2:PWR<0.5fr@633nm;IRR<0.5fr@633nm
	Surface quality:	40-20
	Centerness:	<30arcsec
	Clear aperture:	>D19mm
	Chamfer:	protected
	Coating:	AR coating,R<1%@400-800nm,R<2%@1064+/-10nm,AOI:0+/-15deg
		AR coating,T>99%@400-800nm,T>98%@1064nm,AOI:0+/-15deg
	Standard:	MIL-PRF-13830B

Drawing:


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