Bk7 or K9 Optical Plano or Spherical Stepped Glass Windows

Product Description

Specification:
Step windows are excellent for use in viewports, pressure, and vacuum situations. Yutai Optics offers optical step windows, Material could be customized according to customers' requirement, K9, sapphire and so on.Step optical glass are widely used in electro-optics, aerospace, bio-medical areas.We can custom made according to customer's requirements.The two round surfaces of the stepped windows will be polished. other surfaces only to be grouded.

Materials	BK7, K9,Sapphire ,fused Silica
Diameter	8-100mm
Thickness Range	5-50mm
Diameter Tolerance	±0.1mm
Thickness Tolerance	±0.1mm
Parallelism	<10 arc min
S/D	60-40

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 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. 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. 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. Q: What is your terms of payment ? T/T,L/C,VISA,Paypal,Alipay or Negotiation.