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  • Optical Grade Quartz Wafers - China

    price: contact company for price

    Optical Grade Quartz Wafers

    Our abundance experience at growing and mass production for optical grade quartz .

    We are equipped with advanced facilities at Crystal growing, wafer lapping, polishing and checking.

    Manufacturer of Fused Silica & Quartz & Glass Wafers, Piezo Single Crystal Wafers, Series Glass & Fused Silica Wafers, Single Crystal wafers.

    Our R&D is active at developing and researching from big material to process 6” optical grade quartz wafer.

    Product Parameters

    Material Quartz Crystal

    Cutting Angle X/Y/Z-cut etc

    Diameter/size 1”(25.4mm)-4”(100mm)

    Tol(±) <0.20 mm

    Thickness 0.05mm or more

    LTV (5mmx5mm) <1µm

    TTV <3µm

    Bow -300.3 µm <= 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.


    Company Contact:


    • Phone: 8657185803723

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

    • Email: Email


    Published date: April 20, 2018

    • 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.

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