meniscus lens

Model:	JIFFOMENIS
Brand:	Jiffo
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument
Label:	meniscus lens , optical meniscus , concave convex lens
Price:	US $1 / pc
Min. Order:	1 pc

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Product Description

meniscus lens

   BK7 Positive Meniscus Spherical Lenses
　Material:BK7 or schott material
    Diameter:5mm to 300mm
　Focal Length Tolerance :±1%
　Diameter Tolerance :+0.0/-0.1mm
　Thickness Tolerance :±0.1mm
　Surface Accuracy :λ/4@632.8nm
　Surface Quality :40/20
　Centration :<3'
　Clear Aperture :>90%
　Bevelling :<0.2×45°
　Coating :Uncoated, AR, HR, PR Coating, etc.
    positive lens or negative lens