R & D

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R&D list

Crystal Growth

Crystro, with a professional and experienced R & D, design, production, processing, and assembly team. As of today, has successfully developed 3-inch, 4-inch TGG crystals, and 4-inch, 6-inch LT and LN crystals. Also, the company is well equipped with a number of manufacturing and assembly lines which cover from crystal growth, cutting, grinding, polishing, coating to device assembly and final inspection. This allows Crystro the production capacity to satisfy massive demand of TGG, LT and LN wafer products.

  • Industry cutting-edge

  • Tens of patents under our control100%

  • Annual5000000 + R&D budget

Production Equipment

In terms of production and processing, the company has equipped a number of complete production, processing and assembly lines to achieve full coverage from crystal growth, cutting, spheronization, grinding, polishing, coating to device assembly and testing. At present, the company has more than 50 crystal growth furnaces and a number of imported wafer processing lines, and has the capacity for mass production, processing and supply of TGG, LT and LN wafer products.
  • Crystal Growth
  • Cutting-Multiple Lines Cutting
  • Cutting-Inner Cycle Cutting
  • Grinding
  • Grinding
  • Polishing
  • Double-Axis High-Speed Dinomizing Polisher
  • Flat Accurate Ring-Shape Polisher
  • Automatic Grinding Polisher
  • Single Side Polisher
  • Double Side Polisher
  • Coating

Quality Control

Quality is our first priority. Crystro has established a strict quality control and testing process to ensure crystal products with reliable quality. Our products has passed the tests of ISO 9001, ISO14001 and ISO 45001. Our products will all be sent to SGS examination institutes to ensure that our products are in line with the standard of RoHS and REACH completely.
  • Surface Finish Inspection
  • External Appearance Inspection
  • Curie Temperature Testing
  • Extinction Ratio Inspection
  • Orientation Mensurate
  • Coating Inspection
  • Wave Front Distortion Inspection
  • Flatness Inspection
  • Automatic Inspection
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IP Rights & Qualification Certificates

We have applied for 44 patents, including 22 utility patents.
Till the end of 2022, we have been authorized of 23 patents, 2 utility patent included.
3 registered trademarks Also we have applied the relevant certificates.

  • A Kind of Fe Doped LiTaO3 and Its Producing Method-1

  • A Kind of Fe Doped LiTaO3 and Its Producing Method-2

  • A Kind of Terbium Gallium Garnet and Its Producing Method-1

  • A Kind of Terbium Gallium Garnet and Its Producing Method-2

  • A Kind of Optical System for Testing TGG Substrate-1

  • A Kind of Optical System for Testing TGG Substrate-2

  • A Kind of Big Size LiNbO3 and Its Producing Method-1

  • A Kind of Big Size LiNbO3 and Its Producing Method-2