1.1" HP Series Fixed Focal Length Lenses from Edmund Optics®

Refraction: Bent Spoon Experiment with Stephanie Guzman

Why Should I Use a Telecentric Lens?

Why Should I Use a Lens Designed Specifically for SWIR Wavelengths?

What are Ghost Images

How Do Mirages Work?

How Do 3D Movies Work? Polarization

How Do Cameras Work?

How Rainbows Work

Infrared Light

Wavelength: Why Is the Sky Blue?

Understanding Reflection of Light