Shenzhen Hongxuan Optoelectronic Technology Co., Ltd.
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Your current location£ºHome > Products > ASPHERIC LENSES > Optics LensAspheric Convex-concave(meniscus) Optical Lenses
- Model:HX-150DT
- Dimensions£º¦µ21.0mm H4.0mm
- Transmittance£º93%
- For LED£ºall kinds of LEDs
- FOV£ºFL79.5mm
- PDF£º
Led Lenses- - PDF link£ºDownload
- Release Date:2013-06-04
- Visits:
Product Description
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.|
Schematic Diagram |
|
|
Shape Properties |
Convex-concave(meniscus) lenses |
|
Part No. |
HX-150DT |
|
Diameter (mm) |
21 |
|
Diameter Tolerance (mm) |
±0.050 |
|
Clear Aperture CA (mm) |
20 |
|
Effective Focal Length EFL (mm) |
79.5 |
|
Back Focal Length BFL (mm) |
82.89 |
|
Numerical Aperture NA |
|
|
Center Thickness CT (mm) |
4 |
|
Center Thickness Tolerance (mm) |
±0.050 |
|
Edge Thickness ET (mm) |
2.95 |
|
Surface Quality |
60 - 40 |
|
Centering (arcminutes) |
3 |
|
Design Wavelength DWL (nm) |
550 |
|
Coating |
Uncoated |
|
Substrate |
Optical Grade PMMA, PC |
|
Operating Temperature (°C) |
-30 to 80 |
|
Certification |
RoHs, SGS |
|
Application Examples |
Digital Lenses£¬Viewfinder of camera |
|
Note |
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