Rancang Bangun Alat Ukur Intensitas Cahaya Berbasis Mikrokontroler NODEMCUESP8266 Menggunakan Koneksi PLX DAQ

Abstract

Light is a fundamental and pervasive phenomenon in our universe, encompassing a broad spectrum of electromagnetic radiation that is visible to the human eye. It is a form of energy that enables us to perceive the world around us. While light is often associated with illumination, its nature goes far beyond simply enabling vision. At its core, light consists of tiny particles called photons, which possess both particle-like and wave-like properties. This dual nature allows light to exhibit characteristics such as reflection, refraction, diffraction, interference, and polarization. These behaviors play a crucial role in various applications ranging from optics and photography to telecommunications and quantum mechanics. Light travels in straight lines at an incredible speed of approximately 299,792 kilometers per second (186,282 miles per second) in a vacuum. This finite speed allows us to observe distant objects as they were in the past, revealing the vastness of our universe. Additionally, light interacts with matter, leading to phenomena like absorption, transmission, and scattering, which contribute to the appearance and behavior of objects in our everyday lives. Beyond its practical applications, light holds great significance in scientific research and exploration. It serves as a tool for astronomers to study distant celestial bodies, as well as a means to investigate the fundamental nature of matter through techniques like spectroscopy and imaging. Overall, light is a captivating and multifaceted phenomenon that permeates every aspect of our existence, shaping our perception of the world and providing a window into the wonders of the universe.