co spinel (cobalt spinel) passive Q-switched crystal crylink

Passively Q-switched Crystal

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Our Products

Advantages of Passively Q-switched Crystal

Enhanced Peak Power

Pulse Shortening

Compact Design

Increased Reliability and Simplified Maintenance

Controlled Pulse Emissions

Cost Reduction

Passively Q-switched crystals allow lasers to emit pulses with high peak power which is essential in applications like micro-machining, medical procedures (e.g., lithotripsy for breaking kidney stones), and laser-induced breakdown spectroscopy (LIBS).

The crystals can be used to shorten the duration of the laser pulses, which is important in applications such as time-resolved spectroscopy and microscopy, where short pulses are needed to capture fast phenomena.

Since passively Q-switched crystals don’t require external electronics for Q-switching, lasers incorporating these crystals can be more compact. This is useful in portable and handheld devices used in applications like range-finding, remote sensing, and on-field material analysis.

With fewer moving parts and electronics, passively Q-switched lasers are often more reliable and require less maintenance. This is important for industrial applications where downtime can be costly.

Passively Q-switched crystals allow for better control over pulse emissions, which can be critical in precision applications like micromachining, semiconductor processing, and certain medical procedures.

In some cases, the use of passively Q-switched crystals can help in reducing the overall cost of the laser system. This makes laser technology more accessible for various applications.

Professional Production Equipment

Crystal Growth Workshop
Crystal Processing Workshop
Crystal Coating Workshop

Strictly Control the Quality

Flow of Production

raw materials preparation-crylink
crystal growing furnace

Raw material preparation

Crystal growth

Crystal blank

Crystal processing



Packing and delivery


Coating film



Products and Packaging


Q1: What exactly is a passively Q-switched crystal?

A: A passively Q-switched crystal is a specific type of laser component that utilizes certain types of crystals to temporarily hold energy within a laser medium. This results in the creation of high-power laser pulses without necessitating the use of active Q-switching methods.

Q2: How does passive Q-switching function?

A: Passive Q-switching operates by taking advantage of the unique properties of certain materials to regulate laser output. These materials, often rare-earth-doped crystals, absorb laser light before releasing it following a certain delay, thereby producing a potent laser pulse.

Q3: Why should I choose to use a passively Q-switched crystal?

A: Using a passively Q-switched crystal comes with numerous advantages. They facilitate the creation of high peak power pulses with small-scale laser systems, eliminate the need for active driver electronics, enhance reliability, and significantly lower the system’s complexity.

Q4: What are the primary applications of passively Q-switched crystals?

A: Passively Q-switched crystals are utilized in a wide array of applications in sectors such as materials processing, scientific research, medical procedures, and defense. They are particularly effective in tasks that require high peak power pulses, such as lidar, range finding, and laser marking.

Q5: Which types of lasers are compatible with passively Q-switched crystals?

A: Passively Q-switched crystals are compatible with a variety of different types of lasers, including diode-pumped solid-state lasers (DPSS lasers), fiber lasers, among others. They are most commonly paired with Nd:YAG, Nd:YLF, Nd:YVO4, and Yb:YAG lasers.

Q6: Can I place a custom order for passively Q-switched crystals?

A: Yes, we offer custom orders. Our team is equipped to deliver solutions that match your unique specifications. For additional details, please reach out to our sales team.

Q7: How can I order a passively Q-switched crystal?

A: Placing an order with Crylink is easy. You can fill in the form of any page, the footer has our contact information, you can choose the way you like to contact us. Our sales will contact you in time.

Q8: Do you offer technical support for your products?

A: Yes, we offer full technical support for all our products. Help you with any questions or concerns you may have. You can contact us by phone, email or via our website contact form.

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