RE: Human color vision
RE: Human color vision
- Subject: RE: Human color vision
- From: Roger Breton via colorsync-users <email@hidden>
- Date: Tue, 14 Jan 2020 21:01:25 -0500
Actually, "violet" is one of my "pet" colors, these days.
/ Roger
-----Original Message-----
From: colorsync-users
<colorsync-users-bounces+graxx=email@hidden> On Behalf Of David
Scharf via colorsync-users
Sent: Tuesday, January 14, 2020 8:54 PM
To: email@hidden
Cc: David Scharf <email@hidden>
Subject: Re: Human color vision
You'll finally be able to see violet again!!!
DAVID SCHARF PHOTOGRAPHY
*DAVID SCHARF
*
On 1/14/20 9:25 AM, Roger Breton via colorsync-users wrote:
> Bob,
>
> Call me nuts, but I'm actually looking forward to the day I'll have a
> cataract removed for the very reason you mention, that experience of looking
> at the world, all of a sudden, *without* yellow filters. I read the same
> account as you described, in the color literature, that the sky takes on a
> stronger vivid shade of blue and so on.
>
> All I know about the Standard Observer is that it was made of two groups of
> men but I have no details on their age... I guess they had "normal color
> vision" 😊
>
> / Roger
>
> -----Original Message-----
> From: colorsync-users
> <colorsync-users-bounces+graxx=email@hidden> On Behalf Of
> Bob-BTY via colorsync-users
> Sent: Tuesday, January 14, 2020 10:42 AM
> To: email@hidden
> Subject: Human color vision
>
> Many people don't seem to know that the lenses in the human eye start going
> yellow with age. By the age of 50 most people are looking at the world
> through yellow filters! I experienced this when having a lens replaced
> because of cataract. The new plastic lens was clear, and when I came out of
> the operating room, I could see that the dresses of the nurses (that were
> grey/white stripes before) were now blue/white when I looked at them with the
> new lens. With the yellow lens in my other eye they were still grey/white! A
> blue sky was now qite vivid with the new plastic lens, not so with the old
> yellow lens. I played about with Wratten filters to see how yellow my
> original lens was, but sadly I can't find the details any more, and nnow have
> two clear plastic lenses. I wonder how old the 'Standard Observer' was?
>
> Bob Frost
>
> _______________________________________________
> Do not post admin requests to the list. They will be ignored.
> colorsync-users mailing list (email@hidden)
> Help/Unsubscribe/Update your Subscription:
>
> This email sent to email@hidden
>
> _______________________________________________
> Do not post admin requests to the list. They will be ignored.
> colorsync-users mailing list (email@hidden)
> Help/Unsubscribe/Update your Subscription:
>
> This email sent to email@hidden
_______________________________________________
Do not post admin requests to the list. They will be ignored.
colorsync-users mailing list (email@hidden)
Help/Unsubscribe/Update your Subscription:
This email sent to email@hidden
_______________________________________________
Do not post admin requests to the list. They will be ignored.
colorsync-users mailing list (email@hidden)
Help/Unsubscribe/Update your Subscription:
This email sent to email@hidden