What is the image defect called "moiré"? What causes it, and how can we avoid or reduce it? Is it related to "false color"?
When I take pictures of a screen at school or at my house, they turn out really weirdly. When blown up to 100%, they look fine, but when they get sized down, they look really weird, here is a ...
I'm new to taking star trails, and fairly new to photography in general. After my first attempt at taking a star trail, I composited them in Photoshop and when I merged the layers I got this pattern ...
What is the most reliable way to trigger moire artifacts in an image straight out of a digital camera? I know that resizing an image can cause it but I want to see it all full-resolution and be able ...
Is there a name for artifacts for taking a photo of LCD / LED screens and how to remove or avoid it? [duplicate]
The following is a photo of a game console 3DS, although the 3D is turned off: There is "fish nest" artifacts, and sometimes the lines even curve on some photos. iPhotos on a Mac seems to try to ...
I was just looking at a highrise building whose windows had a horizontal grill in front of them. There were several clothes drying in these windows and the sun was casting shadows on the cloth. The ...
If I understand correctly, sensors can produce a moire effect because their subpixels are separate (each one is affected by a different portion of the image), so to stop this effect, some cameras have ...
So here's my issue. I take quite a few pictures of my screen with my phone (Nexus 5). And I'm on an iMac. So here's what it looks like when I take a picture of my screen. As you can see there's a ...