China Optical Substrates

Product Description:

We offers Optical substrates made of a variety of glass materials depending on the applications. The applications range from fused quartz parts in optics and fiber optical communications to borosilicate glass parts in semi-conductor manufacturing. Below is the general specs and custom requirements are welcome.
Features:

A variety of glass materials are available Wafer size from 2 to 8 inches are available for all typesThin wafer down to 50μm for 1 inch, 100μm for 2 inch, 125μm for 3 inch and 170μm for 4 inch are availableUltra Flat wafers down to less than 3μm for 2 inch TTV, 5μm for 3 inch TTV, 8μm for 4 inch TTV and 15μm for 6 inch TTV are available upon request

Specification:

Materials Fused silica/borosilicate glass/B270 etcSPEC Unit3″4″5″6″Diameter (Square)mm76.2100125150Tolerance (±)mm0.250.50.50.5Thickness (±)mm≥0.1≥0.18≥0.3≥0.5Primary Reference Flatmm22 or customized32.5 or customized42.5 or customized57.5 or customizedTTVµm≤8µm≤10µm≤15µm≤20µmBOWµm±20µm±25µm±40µm±40µmLTV (5mmX5mm)µm≤2µm≤2µm≤2µm≤2µmWrapµm≤30µm≤40µm≤50µm≤50µmPLTV%≥90%(5mmX5mm)≥90%(5mmX5mm)≥90%(5mmX5mm)≥90%(5mmX5mm)Edge Roundingmm Compliant with SEMI M1.2 Standard/refer to IEC62276Surface Type Single Side Polished /Double Sides PolishedPolished side Ranm ≤1Back Side Criteriaµm general 0.2-0.5 or as customizedAppearance No cracks, saw marks, stains, striations, Scratch and Contamination

Other Items
Factory information
Yutai Optics, we specialize in the design and volume manufacturing of high performance optical components such as lens,prisms, windows,filters,mirrors and more for use in optical instruments and laser systems, as well as for military, telecommunications,medical, environment monitoring industry,material is widely ranged from optical glass to IR and UV glass.
As a Fast-growing supplier in Optics, Yutai Optics offers excellent service and good quality items,our products have been appreciated by many European and American customers,of course we build a long-term cooperation.YuTai Optics has quickly established itself as a leader in optical components from its advanced technology and quality control.

Our Advantage
Sells Team
Yutai Optics has a professinal sells team with excellent service, we tracking from inquiry to delivery of items.We try our best to meet each customers'request.
Produciton Team
Yutai Optics has many experienced engineers and advanced machines, they are the important guarantee for the higher quality products.Our advanced production machines list:
Ring polishing machine, Single axis machine, Two axis machine, Four axis machine,Centering edging machine,Mechanical milling machine,Spectrograph, Grinding machine,nanotech.250upl,talysurfi120.

Inspection Team
Advanced testing equipment and methods are important guarantee for the production of high-precision products.Our testing machine is ZYGO, Stereo interferometer,Horizontal interferometer.We provide testing report for each batch for your items.

Process for most optics
Material-cutting-rounding-milling-grinding-polishing-edging-cleaning-coating-gluing-edging-blacking-accembly-packing-shipping
Packaging & Shipping
1 Package Detail: A. Standard carbon and envelop with plastic foam.
B. Safety green carton.
C. Customized.

2 Delivery Detail: Within 30 days.(Also depand on the quantity)

Payment:

2 Delivery Detail: Within 30 days.(Also depand on the quantity)