Purpose: Determine natural resting position of the eyes.
It is used with a transilluminator and a Maddox Rod.
Scoring reveals if the patient has normal alignment or if
the patient has other than normal alignment, the card helps diagnose uncrossed
or crossed diplopia and RhypoP, LhyperP, RhyperP and LhypoP. Each optotype
represents one prism diopter.
The Thorington test measures heterophoria. Used with a
Maddox rod. Chart includes one horizontal row and one vertical row of letters.
Approximately: 5" x 5" (13cm x 13cm)
We have four types of Thorington Cards
available:
 |
 |
 |
 |
| 4665 Two-Sided
Traditional Thorington
Card |
4892R Slant Thorington Card (one
sided) |
4893R Slant Thorington Card
with Transilluminator Adapter
(one sided) |
5390R
Pediatric Thorington Card with Adapter
and matching key card
|
4665 Modified Thorington Test Card
...................................................
$7.75
4892R Slant Thorington Card (one sided)
.............................................
$7.50
4893R Slant Thorington Card with Transilluminator
Adapter ..........
$12.50
5390R Pediatric Thorington
Card with Adapter ................................... $18.00
All Products In Alphabetical Order
Richmond Products Home Page View Shopping Cart