Dingyuan Optoelectronics (2426)'s optical design center uses the optical reflection design concept commonly used in automotive headlamps, and integrates it into LED lighting. Together with the heat dissipation mechanism, it improves the upper-side LED lighting products suitable for lighting pro ----more
The airport navigation station is the resettlement point of the aircraft navigation device. It is very important that once the failure occurs, it will not only affect the normal navigation of the aircraft, but even cause more serious consequences. A large part of the failure of navigation equipme ----more
Passing the Yangtze River Bridge in the evening, I found that all the street lights on the bridge only illuminate one of the five light bulbs, which is the largest main light in the middle. In order to save energy, we must not pay attention to driving safety. A few days ago, the reporter received a ----more
In terms of display technology, an LCD is a display screen composed of liquid crystals, and an LED is a display screen composed of light-emitting diodes. Each pixel unit in the LED digital display is a light-emitting diode. If it is a single color, it is usually a red light-emitting ----more
Tip type selection Tip of choice: There are many sizes of soldering irons, but there are four types that can be summarized: pointed, flat, horseshoe, and knife. It is important to choose the correct size and shape of the tip. Choosing the right tip will make the job more eff ----more
Abstract: Package defects in the lead-type LED chip packaging process are inevitable. Based on the photovoltaic effect and electron tunneling effect of pn junction, the influence of a package defect on the photocurrent of the LED support loop was analyzed. The non-contact detectio ----more
The rejoicing of the Spring Festival holiday has ended, and the Year of the Tiger officially kicked off. The home business owners on Shilihe Commercial Street are planning a new round of development plans, or strengthening service functions, or playing cultural marketing, or down-to-earth integrity ----more