Optotune lens demo "Manual lens zooming in on flower". Optotune's ML-20-35 manually focus tunable
Instant focusing EL-16-40-TC with provide 60% larger aperture than EL-10-30, allows 2.5x more light
Examples of axial focusing in microscopy using Optotune's eletrically focus tunable EL-10-30
Continuous focus using Optotune's electrical lens EL-10-30-C in combination with a 25mm lens.