DIY laser engraving machine | lens cleaning device

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A lens cleaning, DIY engraving machine initiative every day cleaning, equipment must be in shutdown state. DIY engraving machine understanding to the 3 mirrors and 1 pieces of focusing mirror carve machine (1, mirror in laser tube emission outlet, also is the barrel of the machine on the upper left corner, No. 2 mirrors are located in the beam left, 3 mirror in laser head fixed partial top, focusing mirror located in the lower part of the laser head can be conditioning), laser is through these lens reflex, focused laser shot out from the hair. The lens is very vulnerable to dust or other contaminants, the formation of the loss or damage of the laser lens, No. 1 and No. 2 lens cleaning shall not be removed, only needs to be dipped in the cleaning liquid lens wiping paper carefully along the lens center to the edge of rotary cleaning. The 3 lens and the focusing mirror demand from the frame out, wipe in the same way, wipe after it is put into the can end.
DIY engraving machine advice notice:
The lens should be gently wipe, can not damage the appearance of coating;
The cleaning process should be handled with care, to avoid falling;
The focusing mirror device please be sure to adhere to the convex downward.