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concave mirror
A virtual, enlarged and erect image is seen from the lens. Here from means through the lens. This is what a palmist does while reading the lines on the palm to foretell the future.
She loses gravitational potential energy.
virtual and real image
Convex mirror forms a virtual image.
an enlarged, upside-down virual image.
concave mirror
concave mirror
you see an enlarged photo of what the actual image is
You can retain 100% quality only with vector graphic. When resizing pixels you can never retain 100% quality, some pixels will be added or deleted depend on type of resizing: downsampling (make image smaller) or upsampling (make image larger).
A virtual, enlarged and erect image is seen from the lens. Here from means through the lens. This is what a palmist does while reading the lines on the palm to foretell the future.
Any type of compression will ideally reduce the size of an image. There are two types of compression which describe how they affect images:"Lossy" compressionThis type of compression reduces the size of the image by removing some data from it. This generally cause, effect the quality of the image, which mean it will reduce your image quality."Lossless" compressionThis type of compression reduces the size of the image by changing the way in which the data is stored. Therefore this type of compression will make no changes in your image.
A CRT Monitor can support many output resolutions without losing quality of the image. But LCDs only support lower resolutions by interpolating the image, which makes it look "fuzzy".
If I understand your question correctly then it would be an optical zoon
Dot-matrix printers.
When you use screens types other than a specifically made projection screen, they can compromise the image quality and degrade color reproduction and brightness.
When you add text to an image in photoshop, it is created as a vector-type addition on a new layer. As long as it stays as such, it can be enlarged/reduced without loss in quality. However, if the layer gets rasterized (eg. flattened/merged) the pixels of the text are treated as any of the other pixels in the image, meaning that when you zoom-in beyond 100%, it gets jagged. It is a characteristic of raster images that can't be avoided.