Laser Projection Microscope

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In this activity, learners use a laser pointer to project a microscopic image of a liquid sample suspended from the tip of a syringe. This activity includes step by step instructions with helpful photographs and a video showcasing the projection images. This activity involves lasers, syringes, and stagnant water, so learners should exercise caution and adult supervision is recommended.

Quick Guide

Preparation Time:
30 to 45 minutes

Learning Time:
30 to 45 minutes

Estimated Materials Cost:
Over $20 per group of students

Age Range:
Ages 14 - adult

Resource Type:


Materials List (per group of students)

  • pliers
  • scissors
  • screwdriver
  • heavy mounting base
  • corner brace
  • laser source
  • syringe with blunt needle
  • 4 broom clips
  • 4 magnets rare earth
  • 2 machine screws flat head
  • 16 washers flat
  • 4 hex nuts
  • 1 mL liquid sample
  • 6 in mounting tape
  • bottle cap
  • wavelength- and power-appropriate protective eyewear


  • Engineering and Technology
    • Technology
  • Life Sciences
    • Diversity of Life
  • Physical Sciences
    • Vibration and Waves
    • Light and Optics
      • Lasers
      • Reflection and Refraction
  • The Nature of Science
    • The Scientific Process
      • Conducting Investigations


To use this activity, learners need to:

  • see
  • see color
  • touch

Learning styles supported:

  • Involves hands-on or lab activities


Components that are part of this resource:

This resource is part of:

Access Rights:

  • Free access


  • Ragan, Sean Michael


  • All rights reserved, Make Projects, 2011