Half-Ball (hemispherical) lenses have a good performance on microscopy, endoscopy, fiber communication, optical pick-up devices, and laser measurement systems, LED industry, especially for high power and UV LED. Half balls are with much more advantages than silicone lenses and plastic lenses.
Material |
BK7, Fused Silica,Ge,Si, CaF2. |
Diameter |
1-200mm |
Diameter Tolerance |
+0.01, -0.01 mm |
Thickness Tolerance |
±0.1 mm |
Paraxial Focal Length |
±2% |
Centration |
<3 arc minutes |
Clear Aperture |
>90% |
Surface Quality |
60-40 scratch and dig or better |
Protective Bevel |
0.1 mm x 45° |
Coating: |
Specified by customers |
It is also available to supply the coating wavelength curve, such as AR coating,BBR coating,filter coating and so on.
Changchun Yutai Optics Co.,Ltd. is a manufacturer with ISO9001 certification. We are specialized in high-performance optical components
include lens, mirrors, filters, windows and prisms which are specified by customers. Yutai's items are widely used in imaging, defense, medical,
laser and industry market. As a fast-growing supplier in Optics, Yutai Optics has quickly established itself as a leader in optical components with advanced technology and quality control ability as Yutai aims to provide professional service and good quality items to meet customers' request.
Yutai already established long-term relation with many powerful companies all over the world.
- Q: What are your main products?
- A: Optical lens,mirrors,windows,filters,prisms
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- Q: How long is your delivery time?
- A: In general delivery time is about one month for custom produced optics.except stock ones or some special optics.
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- Q: Do you provide samples ? is it free or extra ?
- A: We can provide free samples if we have stock optics as your request,while custom produced samples are not free.
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- Q:What is your MOQ ?
- MOQ is 10pcs for most of the optics, while MOQ could be only one piece if you need a element in big dimention.
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- Q: What is your terms of payment ?
- T/T,L/C,VISA,Paypal,Alipay or Negotiation.