You might peruse this:
https://www.bhphotovideo.com/explora/photography/tips-and-solutions/optical-anomalies-and-lens-corrections-explained
Jim Nichols
Tullahoma, TN USA
On 12/20/2016 5:12 PM, Wayne Harridge wrote:
I notice the B&H listing has this as part of the feature list "4 Anomalous Partial
Dispersion Elements". Can anyone explain what these do ? What difference would you
expect to see in the images compared with a lens that didn't have them ?
...Wayne
-----Original Message-----
From: olympus
[mailto:olympus-bounces+wayne.harridge=structuregraphs.com@xxxxxxxxxxxxxxxxx]
On Behalf Of Frank
Sent: Wednesday, 21 December 2016 9:28 AM
To: Olympus Camera Discussion <olympus@xxxxxxxxxxxxxxxxx>
Subject: Re: [OM] IMGS: Summilux SL
If it is this one <https://www.bhphotovideo.com/c/product/1283367-REG/leica_
11180_summilux_sl_50mm_f_1_4_asph.html> you must have some good connections in
Germany (it says pre-order)?
?Now I just got this humble one
<https://www.bhphotovideo.com/c/product/1283367-REG/leica_11180_summilux_sl_50mm_f_1_4_asph.html>...?
primarily to have some eye-autofocus for people photography, neat.
I didn't use it on this picture
<https://www.flickr.com/photos/fmw/30928575024/in/photolist-P842Pw> though
;-)
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