[Leica] Leicas and Cataracts
Rei Shinozuka
shino at panix.com
Sun Sep 25 06:10:07 PDT 2016
Update, I'm proceeding with cataract surgery in mid October.
I was reassured in the doctor's office when I looked up and saw this
friendly make:
http://www.gallery.leica-users.org/v/shino/techie/IMG_1694.JPG.html
-rei
On 08/27/2016 04:56 PM, Rei Shinozuka wrote:
>
>
> First, "Hi" to the LUG and the many friends I've met here. I've been
> pretty quiet here as of the last few years (I switched to digest), but
> I still get out the M9 and Noctilux from time to time:
>
> http://gallery.leica-users.org/v/shino/2016arizona/
>
> http://gallery.leica-users.org/v/shino/tedsprom/
>
> Here's my question and I hope it's not considered rudely off-topic for
> this board (thought it involves optics and Leicas)
>
> I was recently diagnosed with cataracts in the right eye and despite
> my love of bokeh and optical aberations, it's degraded my vision to
> the point where I'm going to have to get the eye treated.
>
> I've read up on cataract surgery. It looks like there are 3 types of
> solutions on the market today. From the web this is what I've gleaned:
>
> A. Monofocal
> PROS: Good image quality
> Most mature product
> CONS: Set to focus at one distance only; need glasses for near distances
>
> B. Multi-Focal (e.g. TECHNIS, RESTOR)
> PROS: Concentric lenses set at different focus distances, allows focus
> on near/intermediate/distance
> CONS: Inferior image quality, halos at night, decreased low-light
> sensitivity
>
> C. Accomodative (e.g. CRYSTALENS, TRULIGN)
> PROS: Dynamically focuses like the human eye, good image quality
> CONS: Limited range of focus, newest technology
>
> I'd love to keep using my RF Leicas. Has anyone on this list
> undergone a Cataract procedure in the last few years, and has it
> affected his or her photography? Has anyone tried one of the premium
> types (bottom 2 choices in the above table). I'd love to hear your
> experiences.
>
> Most doctors don't quite get it when I say "But doc, will I still be
> able to focus accurately at f1.0?" but I think many of you will
> understand.
>
> thanks!
>
> -rei
> shino at panix.com
>
>
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