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Coherent

Areas of application:

Drilling | Cutting | Marking | Marking | Engraving

Coherent Diamond J

The Diamond J CO₂ laser series from Coherent offers a compact and fully integrated solution for industrial applications. With average power of up to 500 W and enormous peak pulse power (over 1800 W in the highest-end models), these units represent the top of their class. Thanks to fast pulse response and a choice of different wavelengths, they are ideal for precise and ultra-fast material processing, such as plastic cutting, drilling and patterning of textiles, or marking of ceramics and glass.

Peak Pulse Power up to 1800 W

Enables perfectly clean cuts, rapid material evaporation, and minimization of the heat-affected zone (HAZ).

Wide Choice of Wavelengths (9.4 µm / 10.2 µm / 10.6 µm)

Lets you select the ideal wavelength for maximum absorption and efficiency with the specific processed material.

High Pulse Frequency up to 200 kHz

Ensures maximum processing speed and smoothness, from single-shot pulses to extremely fast industrial processes.


Available Power Versions

The entire Diamond J family is built on a shared platform (same interfaces, optics, and software), which makes future upgrades easier:

Diamond J-2 Average power 150–180 W (peak pulse power ≥400 to 450 W).
Diamond J-3 Average power 225–250 W (peak pulse power ≥750 W).
Diamond J-5 Average power 400–450 W (peak pulse power up to 1800 W).
Diamond J-6 Average power 500 W (peak power 1200 W) – optimized for quasi-CW operation and high-frequency load (duty cycle up to 65%).

Key Features

  • Extremely fast pulse rise and fall times (fall time ≤40 to 60 µs for most models).
  • Excellent laser beam quality and stability (M2<1.2).
  • Integrated yet easily removable and serviceable RF power supply.
  • Shared platform for all models – standardized mechanical, electrical, and software interfaces.
  • Compact and robust sealed design (OEM configuration).
  • Integrated diagnostics with internet access for proactive maintenance and minimized downtime.
Gustav Bazala
Expert advisor

Gustav Bazala

+420 602 342 512

bazala@optixs.cz

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Product description

The combination of high average power, excellent beam quality, and unique characteristics (plate discharge, so-called slab discharge) ensures maximum processing speed and efficiency. Compared to conventional CW (continuous wave) modulated lasers, Diamond J lasers achieve many times higher peak power. As a result, they enable highly precise cutting, drilling, engraving, and marking of a wide range of materials with minimal thermal damage to the surrounding area.

Standardized interfaces across the entire series simplify integration into production lines and OEM systems – if you need higher power in the future, upgrading to a more powerful model is seamless. The fully sealed design contributes to high reliability and long service life of the entire unit. Integrated diagnostics and the option of remote proactive maintenance ensure low operating costs and maximum machine availability in multi-shift operations.

Fields of application

Processed Materials:

Glass and ceramics (e.g. automotive glass cutting)
Polymers and plastics (including flexible packaging)
Paper, cardboard, and folding cartons
Textiles and leather
Wood
Icon Radiation Detectors PCBs and flexible printed circuits

Typical Applications and Manufacturing Processes:

Drilling and precision cutting (Cutting / Converting)
Kiss-cutting (cutting labels and stickers)
Textile patterning
Marking and coding
Engraving
Scribing
Perforation and reprography

Parameters

Parameter Diamond J-2 Diamond J-3 Diamond J-5 Diamond J-6
Average Power 150–180 W 225–250 W 400–450 W 500 W
Peak Power ≥ 400 to 450 W ≥ 750 W 1450 to 1800 W 1200 W
Pulse Frequency Single-shot up to 200 kHz Single-shot up to 200 kHz Single-shot up to 200 kHz Single-shot up to 200 kHz
Beam Quality (M²) < 1.2 < 1.2 < 1.2 < 1.2
Cooling Water cooling (≥ 5.7 l/min) Water cooling (≥ 5.7 l/min) Water cooling (≥ 9.5 l/min) Water cooling (≥ 9.5 l/min)
Weight 35 kg 45 kg 58 kg 58 kg
Dimensions (L x W x H) 830.5 x 198.1 x 227.6 mm 1064.1 x 198.1 x 227.6 mm 1225 x 198.1 x 227.6 mm 1225 x 198.1 x 227.6 mm

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Expert advisor

Gustav Bazala

Gustav Bazala