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From: RichA <rander3128@gmail.com>
Subject: Single element lens claims full chromatic correction
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Subject: Single element lens claims full chromatic correction
From: RichA <rander3128@gmail.com>
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https://phys.org/news/2018-01-metalens-focuses-rainbow-possibilities... 

	
Subject: Re: Single element lens claims full chromatic correction
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From: Neil <neil@myplaceofwork.com>
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Subject: Re: Single element lens claims full chromatic correction
Date: Tue, 2 Jan 2018 13:47:07 -0500
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On 1/1/2018 8:29 PM, RichA wrote:
> https://phys.org/news/2018-01-metalens-focuses-rainbow-possibilities...
> 
So... the next step is to scale this lens up to 1cm in diameter... it's 
going to be a while before we see this technology in a camera.

-- 
best regards,

Neil 

	
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From: RichA <rander3128@gmail.com>
Subject: Re: Single element lens claims full chromatic correction
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Subject: Re: Single element lens claims full chromatic correction
From: RichA <rander3128@gmail.com>
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On Tuesday, 2 January 2018 13:47:12 UTC-5, Neil  wrote:
> On 1/1/2018 8:29 PM, RichA wrote:
> > https://phys.org/news/2018-01-metalens-focuses-rainbow-possibilities...
> > 
> So... the next step is to scale this lens up to 1cm in diameter... it's 
> going to be a while before we see this technology in a camera.
> 
> -- 
> best regards,
> 
> Neil

Well, a 35mm lens 1cm in diameter is f/3.5 which is good enough for a macro lens.  But I have no
idea how or if it controls other aberrations.