ODM Nir Lens Products – Silicon Lens(Si lens) for Infrared Applications – Wavelength

ODM Nir Lens Products – Silicon Lens(Si lens) for Infrared Applications – Wavelength


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ODM Nir Lens Products – Silicon Lens(Si lens) for Infrared Applications – Wavelength Detail:

Product information:

Silicon lens is optical lens made of silicon. Silicon (Si) is a crystalline material that is commonly used in infrared optical systems operating in the 3 to 5µm spectral band. Its refractive index is near 3.4 throughout the range. It has comparatively low densities between common infrared materials, which is only half that of Ge, GaAs and ZnSe. Thus silicon material is ideal choice for system with weight concerns. Silicon is also harder and cheaper than most of the common infrared materials, reduce the material cost while increase the fabrication cost at the same time.

Silicon is well suited for MWIR application but due to the strong absorption above 6 micron, it is not suited for LWIR application. It could also be used as a mirror substrate for laser application due to its thermal conductivity, light weight, and hardness.

Wavelength Infrared can manufacture a variety shape of silicon lens with plane, concave, convex, aspheric and diffractive surfaces. Silicon is most popular for systems operating in the 3-5µm spectral region, with anti-reflective coatings (AR coating), the average transmission could be brought up to 98%. We can also apply diamond-like carbon coating (DLC coating) or high durable coating (HD coating) on lens surface to provide extra protection against scratch and impact.

Wavelength infrared manufactures quality custom spherical and aspheric silicon lens. They can either focus or diverge incoming light beam to meet specific requirement of the infrared system.

Specifications:

Material Silicon(Si)
Diameter 10mm-300mm
Shape Spherical or Aspheric
Focal length +/-1%
Decentration <1’
Surface figure <λ/4 @ 632.8nm (Spherical surface)
Surface irregularity < 0.5 micron (Aspheric surface)
Clear Aperture >90%
Coating AR or DLC

Remarks:

1.DLC/AR coating is available upon request.

2.Customization available for this product to suit your technical requirements. Let us know your required specifications.


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Assume full duty to satisfy all demands of our clients; reach steady advancements by marketing the development of our purchasers; grow to be the final permanent cooperative partner of clientele and maximize the interests of customers for ODM Nir Lens Products – Silicon Lens(Si lens) for Infrared Applications – Wavelength , The product will supply to all over the world, such as: Philippines, Moscow, Indonesia, We have exported our products all over the world, especially the USA and European countries. Furthermore, all of our products are manufactured with advanced equipment and strict QC procedures to ensure high quality.If you are interested in any of our products, please don't hesitate to contact us. We will try our best to meet your needs.
A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
5 Stars By Evelyn from Ottawa - 2018.05.15 10:52
Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
5 Stars By Carey from Bangladesh - 2018.12.11 14:13
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Wavelength has been focused on providing high precision optical products for 20 years