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The working principle of ultra-short focus The main working principle of the ultra-short-throw projector is to emit light through the bulb inside the fuselage, relying on the lens in front of the fuselage to refract the light, and...

 Compared with projectors, there are more people who choose traditional HDTV or LCD TV. One of the most important reasons is that many projectors have particularly high requirements for ambient light. They cannot handle the interference of ambient...

With the popularity and development of home theaters, many people now reserve a room at home for home entertainment audio-visual venues, and for home theater fanatics and connoisseurs, they have a high-lumen projector, and then match it with...

The choice between gray screen/ALR screen and white screen is always in dispute How different screen materials work Gray screens are called "high contrast screens". Here's how it works: a gray screen can absorb more ambient light than...

Are you still using a traditional LCD TV or a projector? Have you considered buying a motorized projector screen?If you have this idea or you have already bought a projector or screen. You're already one step closer to...

  The 2022 Qatar FIFA World Cup is coming. VIVIDSTORM creates a great experience for enthusiast around the world to watch the game at home, and a big screen that rises from the ground；   -A 120-inch large screen...

What is an electric projection screen  Electric projection screen is one of the most common projection screen products. Its structure is complex and mainly depends on the rotation of the motor to run. It can be controlled by...

みんなでゲーム、映画観たら最高じゃない？最後はやりたがり。笑 #vividstorm#スクリーン#カベーニ#商品紹介#pr Thanks for sharing, The video comes from the author:ken 商品紹介 Original video from:https://youtu.be/-jQ-Kb8ps1s

#vividstorm #projectorscreens #projector   VividStorm 100" Floor Rising UST ALR Projector Screen - UNBOXING & REVIEW Thanks for sharing, The video comes from the author:TECH HD - Gaming Tech Channel Original video from:https://youtu.be/kSInFoRjTmA ⌚ TIMELINE ⌚ 0⃣ Intro: 00:00 1⃣ (What...