tedxboston raskar: netra and catra as mobile mates
DESCRIPTION
Mobile Mates can transform health diagnosticsTRANSCRIPT
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NETRANETRA
Ramesh RaskarVitor Pamplona
http://http://EyeNETRA.comEyeNETRA.com
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Medical Diagnostic Devices
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Slit Lamp Exam Retinal Scan
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Phoropter
Reading Charts
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Vitor Pamplona, Ankit Mohan, Manuel Oliveira, Ramesh Raskar SIGGRAPH 2010
NETRA Near Eye Tool for Refractive Assessment
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6.5 Billion people
4.5Bcell phones
2Brefractive
errors0.6B without
glasses
NETRA at LVP Eye Institute
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Diagnostics Dispensing Glasses
Bulky Equipment , Trained Professionals Increasingly cheap and easy
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Shack-Hartmann WS
Wavefront aberrometer
Refraction Map using Wavefront Sensor
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Spot Diagram on LCD
NETRA = Inverse of Shack-Hartmann wavefront sensor
User interactively creates the Spot Diagram
1. Displace 25 spots with
smart UI
CellPhone LCD
EyePiece
2. Displace spots till single dot
perceived
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300+ DPI LCDs
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NETRA Worldwide
Confidential 12
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Kenya
Thermometer for Eye
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India
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Brazil
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Hardware App Store
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Mobile Mates for Health
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Slit Lamp ExamCataract
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CATRA: Cataract Screening Tool
Vitor Pamplona Erick Passos Jan Zizka Manuel M. Oliveira Everett Lawson Esteban Clua Ramesh Raskar
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CATRA: Radar for Cloud Cover
Movingpatterns on Screen
Cell Phone Display
Pinhole
Lens
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Mobile Mates for Health
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Eye is a Mirror of Health
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http://http://EyeNETRA.comEyeNETRA.com