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mineral oils or preservatives
and made from polypropylene and polyethylene threads
Squama occipitalis
On sensitive surfaces
Virucidal limited (including HBV
LEA Symbols® Single Symbol Book Protective-Wear-Infection-Protection mineral oils or preservativesProduct overview With symbols in various sizes Response key and cover included Visual acuity: 0. 10 2. 50 Test distance: 3 m Dimensions: 12. 7 x 12. 7 cm LEA Symbols Single Symbol Book The LEA Symbols single symbol book is used to determine the visual acuity threshold in children and adults. The book with the different symbols circle, square, house and apple is held out to the patient in different sizes and at different distances. The ring binder book
