Fused Silica Dia25mm Coated DCC Optical Lens

• After-sales Service: Repair for free
• Warranty: 1 year
• Usage: Optical
• Type: Concave Lens
• Transmittance: >95%
• Material: Optical Glass
• Model NO.: DCC lens
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE
• Customized: Customized
• Transport Package: Carton, Blister, Customized
• Specification: Dia68mm
• Trademark: CPG
• Origin: China
• Production Capacity: 1000

Product Description

 Fused Silica Dia25mm Coated Double Concave Optical Lens
 

Product overview
      Double-concave lens is similar to plano-concave lens, the focal length is negative, but the parallel incident light diverges outwards, and the curvature radius of the two sides of the double-concave lens is equal, which is generally used for beam expansion and projection.

Specifications:

Items	Description
Biconcave Lens	Material:	Fused Silica
	Diameter:	25.0+0.0/-0.1mm
	Center thickness:	2.0+/-0.1mm
	Focal length:	-50mm+/-3%@632.8nm
	ROC1:	22.85mm,CC
	ROC2:	22.85mm,CC
	Flatness:	S1&S2:PV<1/8L@632nm
	Surface quality:	S1&S2:10-5
	Centerness:	<3arcmin
	Clear aperture:	>90%
	Chamfer:	<0.25mmx45deg
	Coating:	S1&S2:AR coating,Rabs<0.5%@700-900nm,AOI:0deg
	Standard:	MIL-PRF-13830B

CPG Inspection:

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