LEA CONTRAST SENSITIVITY TESTS                                                    View Shopping Cart

Lea Numbers and Lea Pediatric Symbols

Note: We also have other types of contrast tests: Snellen Letters, Illuminated Cabinet Contrast Sensitivity Charts, Peli Robson Contrast Sensitivity Charts   

Lea Numbers:

These Low Contrast Flip charts contain 5 pages of various contrast levels showing 5 Lea Numbers® on each page. Optotype size is 9.5M. Contrast levels are 25%, 10%, 5%, 2.5% and 1.25%.

These flip charts can be used at several different distances. These two sets are used for the same test. Each offers a different set of symbols to guard against memorization. Includes instructions. Measures 9"x 3 1.4" (23x8.25cm) Product includes soft-tipped pointer, recording forms and instructions. 36 months to 7 years.

270500   Low Contrast Flip Chart with Lea Numbers ........... $85.00

251400   Low Contrast Flip Chart Recording Pad ................. $5.75

 

Lea Pediatric Symbols:

These Charts are the same as above except they employ Lea Symbols®. Contrast levels are the same at 25%, 10%, 5%, 2.5% and 1.25%.

Each offers a different set of Lea Symbols® to guard against memorization. Also uses recording forms (P/N 215400). Legend card provided.

(Lea Contrast Sensitivity Scoring Grid)

(Lea Symbols Kit includes Contrast Booklet, legend card, flash cards, instructions and score sheet)

251100   Low Contrast Flip Chart with Lea Symbols ........................................................ $85.00

251200   Low Contrast Flip Chart with a different sequence of Lea Symbols ............ $85.00

251400   Low Contrast Flip Chart Recording Pad ............................................................. $5.75

Acuity Card Index

 

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