Showing 1–20 of 1,000 ranked alternatives.
1-800 CONTACTS, Inc.
Order and renew prescriptions
Check contact lens prescriptions and renew expired ones. Order lenses by scanning the box or searching by brand. Access a wide selection of in-stock lenses. Get next business-day shipping for contact lens orders.
Bonlook Inc
Measure eyes accurately with 3D scans
Measure pupillary distance and segment height for prescription glasses without physical tools. Capture 3D body scans using iPhone X or newer. Export measurements for online Rx glasses purchases.
DOUBLE U s.r.o.
Track , set reminders, replace on time
Track lens usage with daily reminders and expiration alerts. Log lens type and replacement dates. Receive notifications when are due for replacement. Sync data across devices for consistent monitoring.
MA CHENG BUSINESS LIMITED
Track heart rate and manage health goals
Monitor heart rate using phone camera by placing finger on lens. Record readings and track trends over time. Set reminders for health checks and view progress reports. Sync data with wearable devices and export reports for healthcare professionals.
DOUBLE U s.r.o.
Track , set reminders, replace on time
Track lens usage with reminders for replacements and expiration dates. Input lens details to receive notifications when are due for replacement. Monitor wear duration and set alerts for timely care. Sync data across devices for consistent tracking.
Columbia University
Calculate lens power for cataract surgery
Calculate intraocular lens power based on patient eye measurements. Input biometric data such as axial length and corneal curvature. Generate surgical recommendations and export results for review.
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