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Zinc Selenide is used in the form of optical windows in FLIR (Forward Looking Infrared) systems, as meniscus, spherical or cylindrical lenses and as resonator windows in CO2 lasers.

Knight Optical supply a range of quality Zinc Selenide lenses either from stock or custom made to your specification. Every component is individually tested by our highly skilled technicians in our state of the art metrology lab to ensure all components meet our high quality standards. Our stock lenses are available as 25.4mm (1") planoconvex type with diameters from 30mm to 500mm and cover the requirements for both laser and infrared grade CVD ZnSe. Contact our multilingual technical sales team and discover how Knight Optical’s high quality Zinc Selenide optical components and service can improve your instrumentation and supply chain experience.

Material:
Diameter:
Thickness:
ROC:
Focal Length:
Edge Thickness:
Centre Thickness:
Surface Quality:

Zinc Selenide/Zinc Sulphide
± 0.2mm
± 0.2mm
nominal
measured at 10.6 micron
± 0.2mm
± 0.2mm
<60-40 scratch/dig

Mounting into cells.
Edging down to smaller sizes.

17 Items

Name Form Focal Length (mm) Diameter (mm) Radius 1 (mm) Radius 2 (mm) Centre Thickness (mm) Edge Thickness (mm) Material Coating Price Buy
LZN1010 Biconvex 10.4 10 28.4 28.4 3.0 2.0 Zinc Selenide AR/AR 3-11 micron
$444.80
LZN2542 Planoconvex 25.5 25.4 35.8 Plano 4.3 2.0 Zinc Selenide
$278.00
LZN2530 Planoconvex 30.7 25.4 43.07 Plano 3.3 1.4 Zinc Selenide
$278.00
LZN2531 Planoconvex 30.7 25.4 214.7 Plano 2.4 2.0 Zinc Selenide AR/AR 2-15 micron
$444.80
LZN2555 Planoconvex 46.5 25 55.4 Plano 3.0 1.57 Zinc Sulphide
$278.00
LZN2565 Planoconvex 64.4 25.4 90.4 Plano 2.9 2.0 Zinc Selenide
$278.00
LZN2566 Planoconvex 64.4 25.4 90.4 Plano 2.9 2.0 Zinc Selenide AR/AR 2-15 micron
$444.80
LZN2515 Planoconvex 153.1 25.4 214.7 Plano 2.4 2.0 Zinc Selenide
$278.00
LZN2516 Planoconvex 153.1 25.4 214.7 Plano 2.4 2.0 Zinc Selenide AR/AR 7-14 micron
$444.80
LZN2520 Planoconvex 194.4 25.4 272.7 Plano 2.3 2.0 Zinc Selenide
$278.00
LZN2521 Planoconvex 194.4 25.4 272.7 Plano 2.3 2.0 Zinc Selenide AR/AR 7-14 micron
$444.80
LZN2525 Planoconvex 249.5 25.4 350 Plano 2.2 2.0 Zinc Selenide
$278.00
LZN2526 Planoconvex 249.5 25.4 350 Plano 2.2 2.0 Zinc Selenide AR/AR 7-14 micron
$444.80
LZN1328 Planoconvex 285.1 13 400.0 Plano 4.0 4.0 Zinc Selenide
$278.00
LZN5400 Planoconvex 401.1 5 562.6 Plano 1.0 1.0 Zinc Selenide
$278.00
LZN2550 Planoconvex 501.2 25.4 703.1 Plano 2.2 2.0 Zinc Selenide
$278.00
LZN2551 Planoconvex 501.2 25.4 703.1 Plano 2.2 2.0 Zinc Selenide AR/AR 7-14 micron
$444.80

17 Items

1

ZnSe/ZnS Lenses

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