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Home > Product > Aspheric Lenses > Convex-concave(meniscus) Lenses--GLASSDia.=27, FL= 72.5 H-ZK9B glass Convex-concave(meniscus) lenses ( HX-AT028)
- Model:HX-AT028
- Dimension:Dia.27 H4.3mm
- Transmittance:93%
- For LED:OPTICS GLASS LENS
- FOV (Beam angle):FL= 72.5
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.
For more Plano-Concave (PCV) Lenses, please click : http://www.opticsledlens.com//products/1943.html
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Schematic Diagram |
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Shape Properties |
Convex-concave(meniscus) lenses |
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Part No. |
HX-AT028 |
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Diameter (mm) < Tolerance > |
27 < +0.0/-0.2mm > |
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Clear Aperture CA (mm) |
>90% |
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Focal Length FL (mm) < Tolerance > |
72.5 < ±1% > |
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Center Thickness CT (mm) |
4.3 < ±0.1 > |
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Edge Thickness ET (mm) |
n/a |
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Surface Quality |
60-40 scrath and dig |
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Centering (arcminutes) |
<3 |
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Design Wavelength DWL (nm) |
587.6 |
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Coating |
coat |
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Substrate |
H-ZK9B glass,UV grade |
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Surface error |
N<3(0.5)@632.8nm |
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Certification |
RoHs, SGS |
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Application Examples |
optics products |
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2D Views |
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Purchase |
info@opticsledlens.com |
