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12-02

2025

Nd:YVO4 Crystal: An Excellent Laser Gain Medium

CASTECH's Nd:YVO4 crystals are renowned for their precise doping concentration control, exceptional optical quality, and advanced coating technologies. These products serve leading solid-state laser manufacturers and research institutions worldwide. The company not only meets the bulk demands of the global laser industry but also drives continuous innovation in laser technology through its customizable solutions.

2025-12-02

Nd:YVO4 Crystal: An Excellent Laser Gain Medium

11-19

2025

DKDP Crystal: "Brilliant and Enduring"

Numerous optical crystals have emerged, the "veteran" DKDP crystal remains "Brilliant and Enduring". This enduring popularity stems from DKDP's excellent optical properties and continuous advancements in processing technologies.

2025-11-19

11-18

2025

Let’s Talk About Impedance Matching

Impedance matching is a critical aspect of the manufacturing and application of acousto-optic devices. Even minor disruptions, such as physical contact or displacement of internal components during assembly or use, may cause impedance mismatch, leading to performance degradation or device failure.

2025-11-18

11-05

2025

CLBO: An Excellent Nonlinear Crystal for Short-Wave Ultraviolet Applications

CLBO crystals developed and produced by CASTECH, through this specialized high-performance coating process, demonstrate both excellent transmittance and damage resistance

2025-11-05

CLBO: An Excellent Nonlinear Crystal for Short-Wave Ultraviolet Applications

10-24

2025

A Prism-Grating Component for 5G Communication

The prism-grating manufactured by CASTECH achieves a theoretical diffraction efficiency of over 98%, a line density period accuracy of ±0.1 line/mm, and a grating line verticality of ±0.1°.

2025-10-24

A Prism-Grating Component for 5G Communication

10-23

2025

The Developmental Journey of BBO Crystal

BBO crystal is hailed as the first "Made-in-China" crystal created by Chinese scientists based on their own original scientific ideas.

2025-10-23

The Developmental Journey of BBO Crystal

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