Table 1 Technical features of the prototypes versus a commercial solution (Sigma F.O. LED, G.I.M.A. S.p.A., Milan, Italy)
From: An open-access and inexpensive 3D printed otoscope for low-resource settings and health crises
Otoscope | Magnifying factor | Field of view (mm) | Focal distance (cm) | Brightness (lux) | Color temperature (kelvin) | Cost |
|---|---|---|---|---|---|---|
- White light, self-fabricated | 3x (6x with a second lens) | 4 | 0-2 | 70 | 6700 | < 5 Euros |
- UV, self-fabricated | 3x (6x with a second lens) | 4 | 0-2 | 7 | n.a. | < 5 Euros |
- Gima | 3x | 4 | 0-3 | 40 | 5000 | Around 100 Euros |