Perhaps you encounter such an issue when it comes to shooting a landscape. After taking a photo, you will find that some parts in the scene are properly exposed but other parts are a little blown out. Whatever you do, you just can not get a well-exposed photo. As...

Many cameras are not capable of capturing as many details as our eyes can see in a scene. In order to get more details in your photo, you need to take photos of the same scene that have different exposures and merge them to create a HDR photo. A...

In photography, there is a term we often hear of. That is "sharpness". Sharpness boils down to how defined the edges in your digital photos are. An edge that has high contrast is more defined to our human visual system. You may come across such a situation. After shooting...

When we get a digital photo, to make its full color be rendered on the screen, we use the RGB model, a system of representing colors. The individual sets to store the color data of this model are known as channels. R channel stores the amount of red. G...

The tonal range of values between the brightest areas to the darkest areas in a scene is known as the dynamic range. LDR is the acronym of low dynamic range. The luminance range of LDR photos may not reflect the scene in reality exactly. HDR stands for high dynamic...

When you are standing in front of a landscape, some parts of the scene are very bright and some parts are very dark. Our eyes are capable of adjusting appropriately to see the details in these parts. But modern cameras don't have such a capability. They can not capture...