070: 2 Eyes, 3 Dimensions with Fernanda Leite Ribeiro

In this episode, Certified Bates Method Teacher, Nathan Oxenfeld interviews Fernanda Leite Ribeiro, an eye doctor from São Paulo, Brazil about her various alternative approaches to eye health. One of Fernanda's main specialties is binocularity. Having two eyes enables us to see in three dimensions... but are you experiencing the most 3-dimensional vision you possibly can? Listen to this conversation to learn more about ways to adapt out of glasses (which flatten the world) and reconnect with your own true depth perception. [0:10] Introduction [2:52] Welcome to the show Fernanda! [3:55] Fernanda's story... from dance, to natural vision improvement, to optometry school, to syntonics [14:00] What is Syntonic Phototherapy and how can it help the eyes? [17:00] Expanding Vision, Expanding Life [24:15] 3D Vision Tools - Brock string & suppression [27:27] Depth perception is a spectrum [30:00] Swinging and Shifting to improve fusion [31:41] Fusion Practices The Gateposts & Near to Far Shifting [34:55] The Myopia Epidemic [36:10] Narrowing and Expanding of Peripheral Space [37:37] Open Periphery, See Better - using a field divider [40:04] Periphery Supports the Center - Fernanda's approach [42:06] "Myopia is a problem with the periphery expressed in the central." [44:53] LOOK IN THE DISTANCE [46:15] Central Fixation & Peripheral Awareness during everyday life [49:50] Glasses collapse periphery, distort depth perception, contract the world [54:25] Weaning off prescription glasses as opposed to quitting cold turkey [1:00:21] Weaning off sunglasses, adapting to sunlight [1:02:02] Pupillary Response: smaller pupil, wider visual field / wider pupil, smaller visual field [1:05:44] Learn more about Syntonics at [1:08:04] Steps to stereoscopy: using stereograms, stereo pairs, red/cyan glasses, anaglyph glasses, polarized sheets... [1:15:21] The 4 Levels of Stereo Charts [1:19:00] Conclusion: take the pressure off your central vision by expanding your periphery More information at

You can listen to 070: 2 Eyes, 3 Dimensions with Fernanda Leite Ribeiro online on Radio and Podcast. Open the player on this page to stream the available audio.

070: 2 Eyes, 3 Dimensions with Fernanda Leite Ribeiro is an episode from The Naked Eye Podcast: Exploring Natural Alternatives to Glasses, Contacts, and Surgeries by Nathan Oxenfeld.

This episode is 01:21:03 long.

This episode was published on Apr 1, 2023.

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