400 -700nm High Transmitance Bk7 Optical Glass Window

• Customization: Available
• Usage: Medical, Optical
• Type: Concave Lens
• Model NO.: yt470
• Shape: Single-lens
• Material: Optical Glass
• Lenses Color: Clear
• Certification: RoHS
• Customized: Customized
• Coating: HC
• Color: Transparent
• Polished: Yes
• Diameter Tolerance: +0.0/-0.15 mm
• Thickness Tolerance: +/-0.1mm
• Surface Quality: 60/40,40/20 or Better
• Centring Error: <3 Arc Minute
• Bevel: 0.25mm×45 °
• Clear Aperture: 90%
• Transport Package: Safety Green Carton
• Specification: 60
• Origin: Changchun
• HS Code: 9001909090
• Production Capacity: 40000/Year
• Package Size: 20.00cm * 20.00cm * 20.00cm
• Package Gross Weight: 1.000kg

Product Description

(BK7) has excellent mechanical properties and a very low bubbles and impurities .It has excellent scratch resistance . because of its chemical stability . No special treatment for grinding or polishing . Application in optical electronics microware techonoiogy many fields of diffractive optical element etc.

Product Name	400 -700nm high transmitance BK7 Optical glass Window
Material	BK7 ( K9) or other optical  material
Diameter	3-250mm
Diameter Tolerance	+/-0.1mm
Centration	3 arc minutes
Clear Aperture	> 85%
Flatness	λ/4
Surface Quality	60/40 Scratch/Dig
Bevel	0.25 mm*45°
Coating	as customer's requirements

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  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

Sales Team
Yutai Optics has a professinal sales team with excellent service, we tracking from inquiry to delivery of items.We try our best to meet each customers'request.             

Production 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: