Contains 2 Mini-Spinners and colors may vary.
The Mini-Spinner is only 4″ (10 cm) tall with a 1 1/2″ (37 mm) globe where the blue, red, and yellow LEDs spin.
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The Mini-Spinner is only 4″ (10 cm) tall with a 1 1/2″ (37 mm) globe where the blue, red, and yellow LEDs spin. The light pattern changes as the ball spins. The button must be held down to light the ball and spin. Runs for a long time on three LR44 hearing aid batteries. Instructions for battery replacement included.
Contains 2 Mini-Spinners and colors may vary.
Contains 2 Mini-Spinners and colors may vary.
The Mini-Spinner is only 4″ (10 cm) tall with a 1 1/2″ (37 mm) globe where the blue, red, and yellow LEDs spin.
| Brands | Good Lite |
|---|
| Height | 4″ (10 cm) tall with a 1 1/2″ (37 mm) |

Stereoacuity depth preception test designed to rapidly test for amblyopia and strabismus in early and non-readers and non-verbal children and adults.
These vergence prisms quickly screen for binocular vision. Use these to get the patient to cycle between the two prisms up to 15 cycles per minute. Use at 16″ (40 cm) with a 20/30 near point line. Prisms are 12D base-out and 3D base-in and 1.5″ high (38mm).
The Vergence Facility Prism is available in :
Mounted to a stainless steel holder
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