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Home > Product > Aspheric Lenses > Double-Concave (DCV) Lenses--GLASSDia.=12., FL= - 19.3mm H-K9L glass Double-Concave (DCV) Lenses ( HX-SA004)
- Model:HX-SA004
- Dimension:Dia.12 H1.1mm
- Transmittance:93%
- For LED:OPTICS GLASS LENS
- FOV (Beam angle):FL= - 19.3
Introduction :
Double-Concave (DCV) lenses have two inward curved surface. DCV lenses have two negative focal length and are used for image reduction or to spread light.
For more Double-Concave (DCV) Lenses, please click : http://www.opticsledlens.com//products/1894.html
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Schematic Diagram |
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Shape Properties |
Double-Concave (DCV) Lenses |
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Part No. |
HX-SA004 |
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Diameter (mm) < Tolerance > |
12 < +0.0/-0.2mm > |
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Clear Aperture CA (mm) |
>90% |
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Focal Length FL (mm) < Tolerance > |
-19.3 < ±1% > |
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Center Thickness CT (mm) |
1.1 < ±0.1 > |
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Edge Thickness ET (mm) |
2.93 |
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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-K9L 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 |
