Mr Walker Consultant Ophthalmologist FRCOphth
Welcome to my website dedicated to Eyes and Vision
Visual assistive technology
NHS equipment charitable donations welcome
Contact lens safety
The importance of sleep
Learning to see
Perception in 3D
July 25, 2020
It has taken me 51 years and my second trip to Amsterdam before I have understood and learned to appreciate Vincent.
As a student, I had zero time for art. I spent my mind in the pursuit of science, then medicine, then ophthalmology.
Slowly, with professional experi...
May 1, 2020
A demonstration in table tennis.
We are talking millisecond type fast.
Testament to the speed and accuracy of the extraocular muscles to stay on target, and to anticipate; technically, the peak angular velocity of the eye during a saccade approaches 900°/s (that's x...
April 25, 2020
In memory of Stephen Hawkings.
How to deep think. How to cast a spell in every sentence spoken.
A very brave scientist who faced off the physical disability of motor neuron disease and contributed more than most able bodied.
Thank you for leading on experiments using the...
November 10, 2019
All around us. All the time. All forms of life.
Plants and animals.
In such colourful abundance and variety.
In the nature of things, we should care.
Even if we can't explain the magnificence.
Thanks to Gianbttf & Thomas Newman - deeply ponder some more.
October 27, 2019
Built this beautiful, all unique, why?
So they can float gently downwards through the sky?
Or to build blocks, coating the ground pure Dulux white?
Which ever way nature has it.
The north wind doth blow a captivating achromatic seasonal sig...
September 30, 2019
No doubt the Alps are ageing well.
60 million years old and looking good.
A backdrop of massive structural rock snow topped sculptures, pristine lakes, rolling green valleys, and serpentine ascent-descent roads.
This is the pleasure to be had in seeing far and wide, in al...
August 31, 2019
A piano message from the wilderness at our World's northerly top.
One to be seen and remind us all.
Carbon footprints need to be balanced.
Rarely does background noise contribute this much.
Greenpeace thanks for your efforts in highlighting for all our sakes.
Credit the com...
July 14, 2019
Our home, our planet, our galaxy, our universe.
Grace the Lord.
Immense. Star dense. Intense.
Repetition seems the rule.
Life must be in abundance everywhere.
July 6, 2019
Barren but beautiful.
False colour HiRISE camera but we get the idea.
Moving home would never be more thrilling than this.
Its been 50 years since we set foot on the moon.
Come on NASA, its about time we got more adventurous again
Might it be possible to sail gracefully beyond an event horizon? What would a singularity look like?
What little we know about the driving force at the centre of all galaxies.
Is this a conversion house of energy to matter? What form would pure energy take?
How could we e...
January 21, 2019
Binocular Single Vision - the subtle but significant brilliance of having 2 good eyes.
June 21, 2018
Time, will it be?
March 31, 2019
The point of a pencil?
October 19, 2020
October 18, 2020
Master of the Ring
October 3, 2020
Ready to rock
September 28, 2020
Be more dolphin
September 27, 2020
The deep end
September 26, 2020
September 20, 2020
Scoping out a new World
Resources of wizardry
September 19, 2020
October 2020 (4)
September 2020 (10)
August 2020 (6)
July 2020 (2)
June 2020 (13)
May 2020 (8)
April 2020 (3)
March 2020 (2)
February 2020 (3)
January 2020 (1)
December 2019 (9)
November 2019 (11)
October 2019 (12)
September 2019 (9)
August 2019 (6)
July 2019 (10)
June 2019 (40)
May 2019 (7)
April 2019 (4)
March 2019 (18)
February 2019 (9)
January 2019 (13)
December 2018 (14)