Optical Grade Lithium Tantalate Wafers - China

Optical Grade Lithium Tantalate Wafers

Our abundance experience at growing and mass production for Optical grade Lithium Tantalate.

We are equipped with advanced facilities at Crystal growing, wafer lapping, polishing and checking, all finished products are passed at Testing of curie Temp and QC inspection.

We supply lithium tantanlate wafer, which include fe doped lt wafers, saw grade lithium tantalate wafers and optical grade lithium tantalate wafers.

Our R&D is active at developing and researching from new material to finished products at all kinds of optical dopped wafers & electronic components.

Product Parameters

Material LiTaO3 wafers(White or Black)

Curie Temp 603±2℃

Cutting Angle X/Y/Z etc

Diameter/size 2”/3”/4” LT wafer

Tol(±) <0.20 mm

Thickness 0.18 ~ 0.5mm or more

Primary Flat 16mm/22mm /32mm

TTV <3µm

Warp <40µm

Surface Type Single Side Polished /Double Sides Polished

Polished side Ra <0.5nm

Back Side Criteria General is 0.2-0.5µm or as customized

Edge Criteria R=0.2mm or Bullnose

Optical doped Zn/MgO etc

Wafer Surface Criteria Contamination, None Particles ￠>0.3 µ m <= 30 Scratch, Chipping None Defect No edge cracks, scratches, saw marks, stains

Packaging Qty/Wafer box 25pcs per box

CQT dedicated to produce series glass wafers, fused silica wafers, SAW grade lithium tantalate wafers, optical grade lithium tantalate wafers, SAW grade lithium niobate wafers, optical grade lithium niobate wafers.

CQT is a leading Chinese manufacturer who involves in piezoelectric crystals, surface acoustic wave filters and the single crystal growth.

for Optical grade application

1 - Low pass filters of Digital Camera in high end models/ holographic components for DVD pick up

2 - Optical communications; optical switches and modulators/ Gyro sensors

3 - Laser wavelength converter, generating Blue and Green lasers/By using SHG techniques (Displays, medical, and environmental purposes)

Company Contact:

• Posted By: Hangzhou Freqcontrol Electronic Technology Ltd

• Phone: 8657185803723

• Address: NO.1106, Crystal International Business Center(CIBC), No.198 Wuxing Rd ,Qianjiang new city, Jiangga, Hangzhou , Zhejiang , China

• Email:

• Website: http://www.csimc-freqcontrol.com/

• Business Description: Splitting up from former China National Scientific instrument and materials company in 1999 , Hangzhou Freqcontrol Electronic Technology Ltd. is a leading Chinese manufacturer who involves in piezoelectric crystals , surface acoustic wave filters and the single crystal growth as well as substrates process which for use in the telecommunications and general time and frequency industries.
  
  Rely on our manufacturing facilities and our sister partners we register this organization as CQT (China Quartz Technology ) for the strategic cooperation, we are able to supply a very broad range of all high precision single quartz blanks with all different possible orientation for TC control ; lithium Niobate and lithium Tantalate substrates (3”, 4” and 6” ) for RF signal picking up in Smart Mobile and all Custom sized special glass substrates for Optical windows as well as all commercial-end frequency controlled component at BULK and SAW industry for 3G, 4G, and 5G application.
  
  Optical Grade Quartz Wafers, Fe doped LT Wafers, Finsihed Crystal Manufacturer .
  
  We has been servicing for microelectronic manufacturers, defense related contractors, National laboratories, universities and scientists around the world since 1990 .
  
  our expertise is specialty on the single piezo crystal science , all kinds of quartz blank and lithium Niobate Lithium Tantalate wafer manufacture, We are committed to the supply of all types of substrate wafers to the microelectronics industry.
  
  We focus on innovation, cost-effectiveness, and superior quality for our customers.
  
  Our accomplishments are the result of the combined efforts of all of our employees, who are dedicated to the highest ethical and quality standards.
  
  From 2007 marked our continued expansion with the addition of LN , LT , QTZ substrate products on 3” , 4” and also 6” with the most thinner at 0.1-0.15 mm which will make chips to be possible to be packed within more the most of smallest packages.
  
  Up to 2010 years, we developed production capability to all different kind of glass substrates up to 12” to apply for both semiconductor and optical industry.
  
  Expansion into existing markets with leading edge products that exploit today's advanced manufacturing technologies has become the mainstay of our successful business growth.