The following table summarizes the main specifications of Optotune's most popular focus tunable lenses:
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Product series | Product description
| Clear aperture (mm) | Size ØxH (mm) | Lens type | Optical power range (dpt) | Refractive index |
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EL-3-10 | Electrically tunable lens | 3 | 10 x 4.0 | Plano convex to plano concave | -13 to + 13 | 1.300 |
EL-10-30-TC | Electrically tunable lens | 10 | 30 x 9.7 | Plano convex | +8.3 to +20 | 1.300 |
EL-10-30-C | Electrically tunable lens | 10 | 30 x 20.7 | Plano convex (offset lens optional) | +5 to +10 -1.5 to +3.5 | 1.300 |
EL-10-42-OF | Electrically tunable lens | 10 | 42 x 41 | Plano convex + plano concave offset lens with optical feedback (OF) | -2 to +2 | 1.300 |
EL-16-40-TC | Electrically tunable lens | 16 | 40 x 11.9 | Plano convex to plano concave | -2 to +3 | 1.300 |
ML-20-37 | Manually tunable lens | 20 | 37 x 13.2 | Plano convex to plano concave | -18 to +18 | 1.38 |