Scanners and printers, on the other hand, refer to resolution as dots per inch (dpi). The higher the resolution of an image, the smaller the pixels. Small pixels make for smooth, high-quality prints.

That’s all there is to it. Scan your photos the size you want to use them at a resolution of 170 ppi, and you’ll get good quality.

Why does camera sensor size matter? At a basic level, sensor size determines how much light the camera has available to create an image. While resolution plays a role in detail, it’s the amount ...

If you want to check if your cameras and lenses really are 4K or even 8K ready, Image Engineering has designed new 4K and 8K high resolution test charts to show the smallest structures your system can ...

Select it and choose the desired resolution or size. Make sure the box Apply only to this picture is selected if you are only adjusting one picture and not every image in the document. Save the file.