Gold Member Since 2017
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Changchun Yutai Optics Co., Ltd.

Optial Windows, Glass Windows, Optics manufacturer / supplier in China, offering for ND: YAG High Quality Bk7 Optical Windows, Diameter 20mm Focal Length 50.8mm Znse Meniscus Lens, D 20mm Focal Length 101.6mm Znse Meniscus Lens Optical Lengs and so on.

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Supplier Homepage Product Windows for ND: YAG High Quality Bk7 Optical Windows

for ND: YAG High Quality Bk7 Optical Windows

FOB Price: US $1 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1/ Piece
Get Latest Price
Production Capacity: 40000/Year
Transport Package: Safety Green Carton
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: 50
  • Type: Concave Lens
  • Shape: Single-lens
  • Lenses Color: Clear
  • Customized: Customized
  • Color: Transparent
  • Diameter Tolerance: +0.0/-0.15 mm
  • Surface Quality: 60/40,40/20 or Better
  • Bevel: 0.25mm×45 °
  • Specification: 50
  • HS Code: 9001909090
  • Usage: Medical, Optical
  • Transmittance: 90%-95%
  • Material: Optical Glass
  • Certification: RoHS
  • Coating: HC
  • Polished: Yes
  • Thickness Tolerance: +/-0.1mm
  • Parallelism: <3 Arc Minute
  • Clear Aperture: 90%
  • Origin: Changchun
Product Description

BK7 window is the most common type of window. It has good performance over visible and near infrared wavelength region. At the same time,BK7 window is ideal for applications require minimal transmitted beam deviation. It is suitable for coating AR film.

Optical window materials comparison:

MaterialPropertiesApplications
BK7Transmission Range:330-2100 nm
Refractive Index:1.564@588nm
Most Popular and low cost
Visible and near IR spectrum applications 
Fused SilicaTransmission Range:185-2500nm
Refractive Index:1.4858@1308nm
Low Thermal Expansion Coefficient:0.54 10-6K
UV to IR spectrum
Best choice for thermal resistance application.
SapphireTransmission Range:180-4500nm
Refractive Index:1.755@1000nm
Strong Hardness
Best choice for scratch resistance applications Thinner optics Wide Transmission Range
Calcium FluorideTransmission Range:170-7800nm
Refractive Index:1.399@5000nm
High Thermal Expansion Coefficient:18.85 10-6K
IR laser applications
MgF2Transmission Range:120-7000nm
Refractive Index:1.376@700nm
UV laser applications

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for ND: YAG High Quality Bk7 Optical Windows


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.
Yu Tai Optics has quickly established itself as a leader in optical components from its advanced technology and quality control. 
Factory
for ND: YAG High Quality Bk7 Optical Windows

 
Packaging & Shipping

 1 Package Detail: A. Standard carbon and envelop with plastic foam.

                               B. Safety green carton.

                               C. Customized.

for ND: YAG High Quality Bk7 Optical Windows
 

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


for ND: YAG High Quality Bk7 Optical Windows

 
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