The Iris Journal

Reading the iris, one sign at a time.

Guides to the markings of the iris and the chart they are read on, written the way a good practitioner explains them: what the sign is, what the tradition makes of it, and what medicine says about the same structure.

Macro view of a blue-gray human iris with a subtle pale ring around its outer edge against a dark background.
sodium ringarcus senilisiris signs

Sodium Ring or Arcus Senilis? Explained

A pale ring at the edge of the eye is called a sodium ring in iridology and arcus senilis in medicine. Here is what each tradition says.

· 7 min read

Close-up of a teal and amber human iris photographed in soft light against a dark background.
iris photographyiridologyiris signs

How to Photograph an Iris You Can Read

A readable iris photo needs even light, sharp focus, and the right distance. Learn how to capture the iris without glare, blur, or misleading color.

· 7 min read

Macro image of a human iris with visible open and closed lacunae in teal and amber tones.
lacunaeiris signsiridology

Lacunae in Iridology: Open, Closed, and Their Shapes

Lacunae are openings in the iris fibers that iridology classifies by their borders and shapes. Learn what open, closed, torpedo, leaf, and other forms are said to mean.

· 7 min read

Macro view of a human iris with a visible ring around the pupil against a dark background.
collarettedigestioniris signs

The Collarette in Iridology, Explained

The collarette is the raised ring around your pupil. Learn how iridology reads it for digestion and how medicine understands the same iris structure.

· 6 min read