D50.8mm Fused Silica Spherical Optical Positive Meniscus Lens

• After-sales Service: Repair for free
• Warranty: 1 year
• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Spherical Lens
• Transmittance: 90%-95%
• Shape: Single-lens
• Model NO.: 2" positive lens
• Material: Fused Silica
• 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: 300 Pieces

Product Description

Dia50.8mm Fused Silica Spherical Optical Positive Meniscus Lens

 

 

Specifications:

 

Items	Description
Spherical Lens	Material:	Fused Silica
	Diameter:	50.80+0.05/-0.13mm
	Center thickness:	4.0+/-0.1mm
	ROC1:	200mm+/-3%,CC
	ROC2:	200mm+/-3%,CX
	Surface flatness:	S1&S2:PV<1/[email protected]
	Surface quality:	S1&S2:10-5
	Centerness:	<3arcmin
	Clear aperture:	>90%
	Chamfer:	<0.5mmx45deg
	Coating:	uncoated
	Standard:	MIL-PRF-13830B

Inspection:

Control  code	Control items	Inspection instrument/method
CPG	Diameter:	Mitutoyo vernier caliper
	Thickness:	Mitutoyo micrometer
	Flatness:	ZYGO interferometer
	Surface quality:	Naked eye test& 15W LED cold light
	Centerness:	TRIOPTICS centration measurement or CPG customized instrument
	Chamfer:	Magnifier X10& naked eye test