Laser engraving machine has 3 mirrors and 1 focusing mirror (No. 1 reflector is located at the laser tube emission outlet, that is, the upper left corner of the machine, No. 2 reflector is located at the left end of the beam, No. 3 reflector is located at the top of the fixed part of the laser head, the focusing mirror is located in the adjustable tube of the lower part of the laser head), the laser is reflected through these lenses, focused from the laser head is emitted. The lens is easy to catch dust or other pollutants, resulting in laser loss or lens damage, No. 1 and No. 2 lens cleaning do not take off, just dipped in cleaning liquid lens paper carefully along the center of the lens to the edge of the rotation wipe. The No. 3 lens and focusing mirror need to be removed from the frame, wiped in the same way, and installed back after wiping.
Lens cleaning steps
1.For light pollution(dust,fiber particles)were flexible cleaning
Using a blowing balloon,blow off scattered contaminants on the surface of the option element.
2.For light pollution (stains,fingerprints) were flexible cleaning
Propanol,acetone glue with a cotton swab or alcohol to gently wipe the surface.
3.For moderately polluted (saliva,oil) in moderate-intensity cleaning
Infiltrating distilled white vinegar with a cotton swab,wipe the surface a little pressure.
Note:
1. The lens should be gently wiped, do not damage the surface coating;
2. The wiping process should be handled gently to prevent falling;
3. Make sure to keep the concave face downward when installing the focusing mirror.