Dia78mm (AR) Coated Optical Biconcave Lens

• After-sales Service: Repair for free
• Warranty: 1 year
• Usage: Lighting, Medical, Optical, Photography, Astronomy
• Type: Concave Lens
• Transmittance: 90%-95%
• Shape: Single-lens
• Model NO.: AR coated BCC lens
• Material: Schott N-F2
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE, TUV
• Customized: Customized
• Coating: Anti-Reflection
• Transport Package: Carton, Blister, Customized
• Specification: as required
• Trademark: CPG
• Origin: China
• HS Code: 9001909090
• Production Capacity: 5000 Pieces

Product Description

Dia78mm 400-700nm AR Coated Optical Biconcave Lens

 

Specifications:
 

Material	Schott N-F2
Diameter:	78.0+/-0.1mm
Center thickness:	4.0+/-0.1mm
ROC1:	189.881mm+/-0.2%,CC
ROC2:	109.201mm+/-0.2%,CC
Flatness	S1&S2:PV<1/4L@632nm
Surface Quality	S1&S2:40-20
Centerness:	<3arcmin
Clear aperture:	>90%
Chamfer:	<0.25mmx45deg
Coating:	S1&S2:AR coating,Rabs<1%@400-700nm,AOI:0deg

Inspection:

• Diameter:  Mitutoyo Vernier caliper
• Surface Quality: Naked eye test& 15W LED cold light
• Flatness:      ZYGO interferometer
• Centerness:   TRIOPTICS Center instrument or CPG customized instrument
• Chamfer:    Magnifier X6& naked eye test
• Coating:   Agilent Cary 7000

CPG HOT ITEMS!

If you have interests you can visit:
https://cpgoptics.en.made-in-china.com/product/PsGJrzxMuUcg/China-25-4mm-Diameter-Coated-Super-Polish-Spherical-Lens-Optical-Lens.html


If you have interests you can visit:
https://cpgoptics.en.made-in-china.com/product/kyvxhaiMZlWH/China-Fully-Polished-Bk7-Glass-Optical-Plano-Concave-Lens.html