Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.

Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.

Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.

Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.

Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.

Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.

Ideal for testing acuity of children from 3 years of age as more subtle changes in definition between acuity ranges can be detected specifically in amblyopic children.

Features: 3m working distance. 4 letters at each acuity level from 6/3 to 6/38. Laminated and washable.