Wednesday , June 23 2021

The Engineers & # 39; Harvard invent the Camera Lens & # 39; Metacorrector & # 39 ;, Fix One annoyances of photography Biggest



The chromatic aberration is just a fact of life when it comes to photography. A mixture of & # 39; gear lenses & # 39; quality b & # 39; in particular – and the ability of the user can minimize the telltale purple fringe. But & # 39; & # 39 if it happens, there is a simple layer on your lens but eliminate CA? Enter team & # 39; researchers from the School & # 39; Engineering and the Applied Sciences & # 39; Harvard (SEAS), which carried out exactly that.

Called "metacorrector", the coating is made from "surface of & # 39; single layer & # 39; nanostructures", according to a press release from SEAS.

The structures can be seen in the appearance & # 39; below.

The structures, or "nanopillars", change the speed at which light reaches the focus, reduce or eliminate chromatic aberration:

"You & # 39; imagine the light by different packages shipped with & # 39; different speeds as spreads in nanopillari. Iddisinna the nanopillari to these packages arrive at the focal spot at the same time and in the same temporal width & # 39;, "said Chen Wei Ting, Research Associate in Applied Physics at SEAS and first author of the paper.

Here is another image, showing photos taken without (left) and with (right) the metakorrector. As you can see, the difference is substantial.

I know we are all here animals on the prospects for photographers, but the technology has many applications – for example, on microscopes & # 39; high resolution where clarity is very important.

And, while Harvard is "exploring [commercialisation] Opportunities ", I think there will be some time before the filter to us plebs.


How to Fix Quickly Aberraġġ Color in Photoshop

The chromatic aberration is undesirable distortion of colors sometimes notice on the edges of your photo. This happens because the light colors have different wavelengths, which means that your camera lens to reflect b & # 39; a slightly different way. Here quickly solve to compensate in Photoshop.

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[Harvard SEAS, via PetaPixel]

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