Request InfoFlexible Optical BV (OKO Tech)A low-cost piezoelectric deformable mirror with 109 actuators has been released by Flexible Optical BV. The mirror has a 53-mm clear aperture, weighs approximately 650 g and measures 100 × 100 × 60 mm. It is driven by three 40-channel high-voltage amplifier units, controlled from a computer USB port via three 40-channel 12-bit digital-to-analog converter modules. It is supplied with SDK for Windows and is controlled by the 109 piezoelectric actuators positioned in an orthogonal grid with a pitch of 4.3 mm. 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