- MFR:
- 252900
- Medex SKU:
- GL-252900
- Packing Info:
- 1/Each
- Usually Ships:
- 5 - 7 Business Days
- Freight Quote Button:
- False
Description
The test consists of 15, 2" x 2" (5 cm x 5 cm) red, blue, and white plastic chips designed to help parents, teachers, and doctors assess children’s visual difficulties in twilight.
The test situation is not a formal test of night vision, but gives useful information on visual adaptation to lighting changes.