The Mars Contrast Sensitivity Test, available in letter and optotype* versions, consists of a set of calibrated, printed charts for assessment of visual contrast perception, and a simple, accurate …

Three charts, for the left eye, right eye, and binocular testing, or for repeated testing without letter sequence memorization. Mars Contrast Sensitivity Test. Identifying functional losses in low …

The Mars contrast sensitivity chart7 is a development of the Pelli-Robson chart, designed to overcome some of these problems, and potentially encourage the assessment of contrast …

We evaluated the CS of healthy individuals using the Mars letter CS chart.

There are subtle differences in the actual contrast levels on different forms of the Mars test, and adjusting for these differences leads to superior repeatability of the Mars test.

Detailed Specifications for Mars Letter Contrast Sensitivity Test from Precision Vision®

Oct 19, 2015 · An alternative to the Pelli-Robson chart is the Mars Letter Contrast Sensitivity Test. The Mars Test has a set of 3 near charts. Each letter fades by 0.04 log units, allowing for a …

Apr 30, 2024 · Various studies have evaluated the relevance of different charts to assess CS in ophthalmology practice. We evaluated the CS of healthy individuals using the Mars letter CS …

The ten numerals in this test are designed with the same geometric principles as the ten Sloan letters, making scores easily compared to those of the Mars Letter version. Hand-held, with …

Unlike other contrast tests that assess visual acuity using low contrast targets, the Mars tests are true contrast sensitivity tests that assess the lowest contrasts your patients can perceive, …