Tell us about yourself!
I m sure the author used the slider(laser housing) and the slider rod from CD drive.
6 volt is enough. From my experience, if the voltage exceeds the motor heats up quickly which may impose risk of damaging it. But I used CNC V3 shield.
You can use images of jpg and PNG format. In the case of PDF images, you can use snipping tool to copy image and paste it on paint and save it in either jpg or PNG format.
You can look for app in store, it is available.
I faced the same problem and solves it by using a lower version, that is inkscape 0.48
Hey dude(author)Hats off for your project and particularly for the detailed guides and instructions. Keep going! Looking forward for the other projects.