Subject: Re: Single element lens claims full chromatic correction
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,
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.