Refractor Test Card Snellen Jaeger 4 Letter Groups
Manufacturer Part Number: OS-3590
This Refractor Test Card is printed on both sides with four Snellen & Jaeger letter groups. The OS-3590 Refractor Test Card is designed to be cliped to a refractor or phoroptor Card Holder / Reading Rod mechanism for near point acuity testing.
This Snellen & Jaeger / 4-Letter Group Refractor Test Card measures 4.5" x 5.25" and is printed on heavy matte white card.