Dia.=27, FL= 72.5 H-ZK9B glass Convex-concave(meniscus) lenses ( HX-AT028)

Dia.=27, FL= 72.5  H-ZK9B  glass Convex-concave(meniscus) lenses ( HX-AT028)

Introduction :

Meniscus lenses are convex-concave lenses. They have one outward curved face and one inward-curved face. If the outward curve is sharper than the inward curve, the lens has a positive focal length and acts as a magnifier.


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Schematic Diagram

Shape Properties

Convex-concave(meniscus) lenses

Part No.

HX-AT028

Diameter (mm) < Tolerance >

27 < +0.0/-0.2mm >

Clear Aperture CA (mm)

>90%

Focal Length FL (mm) < Tolerance >

72.5 < ±1% >

Center Thickness CT (mm)

4.3 < ±0.1 >

Edge Thickness ET (mm)

n/a

Surface Quality

60-40 scrath and dig

Centering (arcminutes)

<3

Design Wavelength DWL (nm)

587.6

Coating

coat

Substrate

H-ZK9B glass,UV grade

Surface error

N<3(0.5)@632.8nm

Certification

RoHs, SGS

Application Examples

optics products

2D Views

 

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