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Dri-I Schirmer Opthalmic Test
Individually packaged in sterile chevron pouch
No anesthesia necessary
Compare against chart on back of box. Measurements after one minute should be: Most dogs 17–22mm Questionable 5–8mm Definite <5mm Satisfactory >9mm
Country of Origin: INDIA
The standard for measuring tear production for possible diagnosis of Keratoconjunctivitis Spica (dry eye). Graduated absorbent paper with mm graduations is inserted at the lateral canthus between the eye and eyelid and absorbs tear film.