The LIT DUO 1 is not just any light meter; it’s a powerhouse of measurement capabilities. It can measure color, exposure, flash, illuminance, spectrum, and flicker, all in one go. Thanks to its ...

The electromagnetic spectrum, or EM spectrum ... at the same speed in the vacuum of space, the speed of light, or about 300 million meters per second (300,000 km/s). Each type of EM radiation ...

On the left, in image (a), you see the Whirlpool in the visible light spectrum, at 0.4 microns ... with the Kitt Peak National Observatory 2.1-meter (6.8-foot) telescope. The dark swirls you ...

There are two required practicals in the Light and EM spectrum topic ... a) Draw a line from each surface colour to its correct meter reading. b) Different surfaces emit radiation at different ...

This is the first time a single lens has been used to focus the entire spectrum of light, including white light. According to the authors of the study, published in Nature Nanotechnology ...

WiPry spectrum analyzer/RF power meter for iPad, iPhone, and iPod Touch. Oscium, www.oscium.com. Oscium, the company that developed an iOS oscilloscope, has added a spectrum analyzer/power meter for ...

Solar filters emit a red light over tomato plants growing in a research field at UC Davis in 2022. The work further tests the findings of a UC Davis study showing plants in agrivoltaic systems respond ...

In this International Year of Light, it is particularly appropriate to review the historical concept of what is light and the controversies surrounding the extent of the visible spectrum.