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Objects
Tear Volume Test CONTACT LENSES AND ACCESSORIES tear test Late 20th c. strip: 72 x 19 mm; sterile pack: 108 x 60 mm
Tear volume (Phenol red thread) test, consisting of two yellow threads on a foil strip, sealed within a see-through sterile sachet.
2004.359
Gift of Andrew Gasson FCOptom
Related Objects
Schirmer Tear Test SMP International; Madden Contact Lenses 20th c. View