The Netrometer, a handheld smartphone-powered lensometer, neutralizes single vision, progressive, and bifocal lenses in seconds. Just click in the phone, open the app, and start taking measurements.
The package includes:
- 1 Netrometer (Lensmeter/Focimeter)
- 1 Calibrated Smartphone (Eyenetra applications pre-installed)
- 1 Charger and Cable for the Smartphone
See it in Action!
How fast is it?
Specification
Technology | Neflectometry (Pat. Pending) |
Camera | Smartphone Back-facing Camera |
Light Source | Smartphone (No Lasers) |
Measuring Wavelengths | ~400nm to ~750nm (Broadband) |
Sphere Range | -13 to +7.0D, 0.25D increment |
Cylindrical Range | 0 to -7D, 0.25D increment |
Axial Range | 0 to 180, 1 degree increment |
Lens Type | Single Vision and Progressive Lenses, Distance and Readers |
Device Dimensions | 7.5cm x 11cm x 21cm (500g) |
External Processing Unit | Samsung S4 |
Measurement Time | 3 seconds |
Scratch, Dust and Coating | Accepted |
Calibration Requirements | None |
Office Illumination Requirements | None (Optically Sealed) |
Specialized Furniture Requirements | None (Handheld) |
FDA Status | Product Listed as Class 1 exempt |