2m Charts

Notations in M letter sizes ranging from 20M to 1.6M for testing at various distances. Each page its own contrast level at 100%, 2.5% and 1.25%. This flip book is great for vision studies and research worldwide. The Tumbling “E” vision chart..

Logmar 2m ETDRS Chart 1 Original 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These Original Charts - Are the only standardised format acceptable in studies sponsored by the America..

Logmar 2m ETDRS Chart 1 Revised 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These revised charts incorporate a slight change in the difficulty score for each of the ten Sloan lette..

Logmar 2m ETDRS Chart 2 Original 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These Original Charts - Are the only standardised format acceptable in studies sponsored by the America..

Logmar 2m ETDRS Chart 2 Revised 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These revised charts incorporate a slight change in the difficulty score for each of the ten Sloan lette..

Logmar 2m ETDRS Chart 3 Revised 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These revised charts incorporate a slight change in the difficulty score for each of the ten Sloan lette..

Logmar 2m ETDRS Chart R Original 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These Original Charts - Are the only standardised format acceptable in studies sponsored by the America..

Logmar 2m ETDRS Number Chart 2 metre viewing.  Acuity range 20m to 1M. Will fit illuminated cabinets SDT-392-LSV and SDT-396-LPV These Original Charts - Are the only standardised format acceptable in studies sponsored by the American Na..

Logmar 2m Illiterate "E" Chart.  For testing at 2 Meters (6.5ft)  To be used with either of the following Light Cabinets:  SDT-392-LSV or SDT-396-LPV Glossary of terms: What does ETDRS mean? - Click for more info Logmar ..

Contrast Sensitivity plays an intricate part in everyday life. Testing contrast sensitivity helps to establish a record of what is normal for each patient, since everyone’s contrast sensitivity is unique. After establishing this accurate record for t..

Contrast Sensitivity plays an intricate part in everyday life. Testing contrast sensitivity helps to establish a record of what is normal for each patient, since everyone’s contrast sensitivity is unique. After establishing this accurate record for t..