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SPIE Optics + Photonics 2021

July 1, 2021 - by electron_one - Leave a Comment

When: August 1 – 5, 2001 Where: San Diego, CA, USA Form: In person and online participation available SPIE Optics + Photonics 2021 will provide a venue for sharing the …

Lab / Optics / Physics

Lab: Measuring Thin Objects With Lasers

July 3, 2020July 3, 2020 - by jchen - Leave a Comment

In this experiment, we will demonstrate the wave properties of light and its interactions with small obstacles placed in its path. We can estimate the width of this obstacle by …

Lab / LED / Optics / Physics

Lab: Using a Dichroic Prism to Determine LED Construction

June 26, 2020June 26, 2020 - by jchen - Leave a Comment

LEDs, or Light Emitting Diodes, are special components that give off visible light when current flows through them. Thanks to modern manufacturing techniques and clever engineering, LEDs can be made …

A dichroic cube illuminated by a flashlight.

Lab / LED / Optics / Physics / Uncategorized

The Colorful World of Dichroic Cubes

June 19, 2020June 29, 2020 - by jchen - Leave a Comment

One of my favorite optical devices is the dichroic cube. At first glance, it might look like an ordinary chunk of glass, but it’s got a few optical tricks up …