Lasers / Glass / Mirrors 👽🔮🛸 8-9 lasers, many pieces of glass, 1-4 mirrors No Photoshop. Made in my closet. • Setup details:

• RGB laser projector going through a glass dish and then a glass ball to refocus (or unobstructed).
• 638nm (red) beam through star field diffraction grating
• 2 x 488nm (blue) beams
• 495 (cyan) beam
• 532nm (green) or 405nm (violet) through 50lines/mm diffraction grating off 1st surface mirror hung from above
• 488nm with 33° line generator lens, sometimes through 50 lines/mm diffraction grating
• Square plate is dielectric glass from @2waymirrors
• 1st surface mirror on desk and 2 smaller mirrors salvaged from rear projection TVs.