20W MOPA Fiber Laser Marking IMEI on iPhone Back Cover
iPhone back cover IMEI laser marking need to use 20W MOPA fiber laser marking machine. Other laser source will easily lead to deformation of the material.
An industrial CO2 laser marking machine can be used for woodblock printing as arts and crafts with higher speed than a CO2 laser tube engraving machine.

Here is a video for laser marking tiger on wood as arts and crafts with CO2 laser marking machine from STYLECNC.
Applicable Material: CO2 laser marking machine is widely used in electronic components, instrument, garment, leather, suitcase and handbag, shoes, button, eye-glasses, medication, food and beverage, cosmetics, packing, electronic equipment, etc.
Applicable Industry: Lamp holder, leather, food (eggs), packing carton box, beverage, cloth, electronic, meter, bottle , plastic, communication instruments, package and other industries, it can be combined with streamline for online marking.
iPhone back cover IMEI laser marking need to use 20W MOPA fiber laser marking machine. Other laser source will easily lead to deformation of the material.
This is a video of STJ-30F-3D fiber laser marking machine for 3D relief deep engraving and 3D curved surface marking on copper with Germany IPG laser source.
You will understand how does CO2 laser cutter engrave & cut acrylic in the video, which has many models for option, like STJ9060, STJ1390, STJ1610, STJ1325.