TAKO. INTERNET SEIT 1996.
Olympus-OM

Re: [OM] Wasserman-wolf problem solved by graduate student--should be he

Subject: Re: [OM] Wasserman-wolf problem solved by graduate student--should be helpful to lens designers.
From: "Wayne Harridge" <wayne.harridge@xxxxxxxxxxxxxxxxxxx>
Date: Mon, 12 Aug 2019 14:24:13 +1000
My grandchildren love it - I hope it does them some good !

...Wayne


> -----Original Message-----
> From: olympus <olympus-
> bounces+wayne.harridge=structuregraphs.com@xxxxxxxxxxxxxxxxx> On
> Behalf Of Mike Gordon via olympus
> Sent: Monday, 12 August 2019 7:57 AM
> To: olympus@xxxxxxxxxxxxxxxxx
> Cc: usher99@xxxxxxx
> Subject: [OM] Wasserman-wolf problem solved by graduate student--should
> be helpful to lens designers.
> 
>  A direct numerical solution for aspherics to  correct spherical
aberration in
> lens design has been a vexing problem.       Often now can use  a pair of
> aspherics with a brute force approach to correct much of it but the
calibration
> of such lenses depend on imprecise calculation. A Ph.D. student in
> nanotechnology came up with an idea for the solution for this almost
> mythical problem  while eating bread with Nutella. Less than a day later,
the
> program confirmed an exact solution.
> 
> https://phys.org/news/2019-08-physicists-year-old-optical-problem.html
> 
> 
> It should certainly have some simplifying effects on lens design.
> 
> Nutella added to grocery list, Mike
> 
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