LASER Printers – How they work and subsequent uses of their parts

Research Links

• Wikipedia: LASER printing
• Google: LASER printer hexagonal mirror
• YouTube: How To Run an HP LaserJet 4P Polygon Mirror Motor  – Technical details
• YouTube: Direct LASER printing
• YouTube: Home Made LASER exposer

There are many applications for LASER printer parts detailed on YouTube and elsewhere.

A video of the hexagonal mirror in operation. It spins very rapidly and must have an indexer to allow position and speed control.