With this simple circuit, you will have a strobe navigation light system with LEDs in your rc model aircraft or you can use ...

LiCENt: Low-Light Image Enhancement Using the Light Channel of HSL Abstract: Images captured in low-brightness environments often lead to poor visibility and exhibit artifacts such as low brightness, ...

Objectives This study uses nationally representative survey data from the USA to estimate the relationship between a history of heart attack or stroke with the prevalence of mental health symptoms.

In standard photography, vignetting is considered mainly as a radiometric effect because it results in a darkening of the edges of the captured image. In this paper, we demonstrate that for light held ...

Godox has officially unveiled the AD400Pro II, the new version of its popular all-in-one outdoor flash. This model improves ...