Screen
Monitor
noun
The image surface is a screen. Just imagine your computer screen. There's an image on the surface, right? It just happens to move around all the time, like most images on screens these days.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
ずっとコンピューターの画面ばかり見ていると目が悪くなるよ。
If you stare at computer screens for a long time, your eyesight will get worse.
画面の明るさをもう少し下げてもらってもいいですか？
Can I ask you to turn down the screen brightness a bit?
最近、よく犬の画像が自動で画面に出てくるんです。
Lately, images of dogs often pop up on my screen automatically.