EagleVision Schirmer Tear Test Color Bar, box

The Schirmer Tear Test (STT) should be used to diagnose tear deficiency as a contributing factor to ocular surface diseases and asses lacrimal gland function. Featuring a soft, blue dye line and a tear flow scale, the EagleVision Schirmer Tear Test Color Bar is pre-printed for right or left eye. Supplied as 2 standardized sterile strips per pouch, 50 pouches per box.