Human Eye Model
Enlarged approx. 6 times, Separates into 9 parts. Placed on a stable base.
Height: 25cm
Schematic Eye Ball model
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Human Eye Model
Enlarged approx. 6 times, Separates into 9 parts. Placed on a stable base.
Height: 25cm
Schematic Eye Ball model
Human Eye Model
Enlarged approx. 6 times, Separates into 9 parts. Placed on a stable base.
Height: 25cm
Schematic Eye Ball model
The LEA 3-D Puzzle is designed for supporting the development of the concept of “same”, first with colors, then with black & white concrete forms that are prerequisites for the measurement of recognition acuity with the LEA SYMBOLS® tests at an early age.
Standardized adult Sloan Letter near vision card with proportionally spaced (logMAR) lines in ETDRS, format; line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent.
16 inch, 40 cm testing distance.
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