Make a Stencil

Get Gerber file

Open in Gerbv

• File > Open Layer

Change color

• View > change background color (#FFFFFF)
• Right click layer > change color (#000000 255 opacity)

Turn on laser

Open RetinaEngrave

Home laser

Print from Gerbv

• File > print

2 mil Kapton settings: 50 power, 40 speed, BW threshold 5

Place Kapton in bed tape down

move head leave ~1 inch of edgespace

set focus Careful of pinching bed!

Double check:

• Settings
• Material
• Focus
• Pumps
• Lid

Raster mode, 1000dpi

Hit go

Clean up with IPA