Printable Pupil Size Chart - The dark diameter of the pupil is 4 to 8 mm. A dilated pupil should be around the size of 5.0 mm while a constricted pupil should be around the size of 2.0 mm. A printable pd ruler is a great way to measure your pupillary distance. Dilated pupils causes and concerns. Your pupil size reveals everything. Use credit card reference above to ensure accuracy. Try to not to move. When there’s a lot of bright light, your pupils will become smaller (constrict). To measure single pd, begin by holding pd ruler flat against your forehead with the single pd ruler side down, just above your pupils. Try to not to move. 1 100% fold fold along the dotted line at the bottom of the page. See our guide on measuring your pupillary distance before shopping. 2 close your eye close your right eye and align the ruler’s zero to the center of your left pupil. Standing in front of a mirror with the pd ruler in place, close your right eye, and align the 0mm marker over the center. Printable ruler to measure your pupillary distance with a friend fold fold with a mirror 0 10 20 30 40 50 60 70 80 90 100 5 15 25 35 45 55 65 75 85 95 100 90 80 70 60 50 40 30 20 10 0 95 85 75 65 55 45 35 25 15 5 1.

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A dilated pupil should be around the size of 5.0 mm while a constricted pupil should be around the size of 2.0 mm. Ad eyeglasses & sunglasses online, 70% less than retail. Your pupil size reveals everything. Keep in clipboard buy energizer penlight at lowe's for $7. Method 1 (using a mirror):