
Description
MOPA laser marking machine is an alumina black laser marking machine, and it is also a laser marking machine that can mark colors on stainless steel materials.
The MOPA laser marking machine uses an electrically modulated semiconductor laser as a fiber laser, which has good laser characteristics and pulse shape control capabilities. Compared with the Q-switched fiber laser, the pulse frequency and pulse width of the MOPA fiber laser are independently controllable, and it can achieve stable high peak power output by adjusting the laser parameters. Its main advantage is that it has a larger pulse width adjustment range and a faster response speed.
You will get more possibilities for marking metals and plastics by MOPA laser marking machine.

Color marking on stainless steel
By adjusting the laser beam, the surface layer of the material can have many different color changes

black marking on aluminum
The high peak power of the MOPA laser makes it suitable for black marking on anodized aluminum materials
Application materials
MOPA laser marking machine is suitable for marking the following materials:
Aluminum, metal and various non-metallic materials, hard alloy, oxide, electroplating, coating, ABS, epoxy resin, ink, engineering plastics, etc.
The listed materials are for reference only.
If you have other materials that need to be marked, please contact our experts for technical support and more case references.
Application Industry
MOPA lasers are one of the most flexible lasers on the market and can be used in a variety of industries:
MOPA laser marking machine is widely used in stainless steel color marking, alumina black marking, anode stripping, coating stripping, semiconductor and 3C electronics industry, plastic and other sensitive material marking and PVC plastic pipes and other industries.
if you don't know if MOPA is required in your industry, you can contact us.
Products Description
The MOPA laser marking machine uses an advanced mopa laser, and the pulse duration, pulse frequency and pulse energy can be adjusted almost independently of each other, resulting in a high degree of flexibility. The pulse duration of the MOPA laser marking machine is variable, long and short pulses can be adjusted between 4 and 200 ns; the pulse frequency range is between 1.6 kHz and 1 MHz, which is versatile and can be more precisely adapted With processing materials.
The MOPA laser marking machine has flexibility in parameter adjustment, and can perform basic marking, stainless steel coloring, anodized aluminum blackening, and various other metals (such as nickel alloys, steel, titanium) without damaging the surface of the material. High-contrast markings commonly used to mark medical products. Also, for some plastics (black polyamide, PBT, polypropylene), MOPA laser markers can perform better than standard fiber optic markers.
You can produce marks of the same quality somewhat faster with MOPA lasers than with regular fiber lasers.
This ultimate solution guide would help you everything about purchasing laser marking machine.
Influential factors
1. Marking depth: According to the requirements, if the depth of marking needs to be deepened, it is necessary to adjust the parameters of the fiber laser marking machine and increase the power, current and other factors of the fiber laser marking machine. Affects marking speed.
2. Laser spot size: the smaller the spot, the smaller the marking volume. Therefore, the larger the spot, the faster the marking speed.
3. Marking format: Because the deflection area of the large-format marking galvanometer increases, the marking speed of the large-format is slower than that of the small-format.
4. Marking density: In the case of the same format, the same spot, and the same depth, the higher the marking density, the slower the corresponding marking speed. The reason is that the density directly increases the marking area.
About Legent Laser
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