Download Closed Circuit TV - Seattle Central College

Tunnel
Vision
By: Me
What is it
•It is when your
peripheral vision
starts to lessen and
turn into a black
tunnel
How Does it Happen
• Ushers syndrome
– Hereditary
– Recessive transmission
• Both parents carry or have
– 3 types
• Ushers 1
– Typically people who are born deaf
» Use ASL
• Ushers 2
– Typically people born hard of hearing
» Use more English sign
• Ushers 3
– The hearing loss is sometimes not present at birth
but is progressive over the years
BACK
But Wait
There’s
More
Closed
Circuit TV
By: Me…Again
What is it
•It is a device that
helps people with low
vision see things that
are too small
How Does it Work?
• Its simple:
– Get in front of a closed circuit TV
(CCTV)
– Place the thing that you wish to view
under the camera
– Look at the screen and then you will
see the thing you put under there in
jumbo size.
– FOR EXAMPLE…
I would like to
view this but I’m
having trouble
seeing what it is
• The CCTV can be hooked up to
either a TV screen or it can be
plugged into a computer monitor.