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Fig. 4 | BMC Ophthalmology

Fig. 4

From: Development of a novel multifocal lens using a polarization directed flat lens: possible candidate for a multifocal intraocular lens

Fig. 4

Optical bench test setting. A white light-emitting diode (LED; 3-3/4 in. LED Square Plate for Microscopes, AmScope), USAF 1951 resolution target (2“ x 2” Negative 1951 USAF Hi-Resolution Target, Edmund Optics), Badal lens (achromatic lens, focal length + 25 mm; Thorlabs Inc.), 4 mm-diameter pupil, PDF lens (focal length +/− 100 mm), achromatic lens (focal length + 25 mm), and charge-coupled device (CCD) camera (acA1600-20uc, Basler, Ahrensburg, Germany) were arranged linearly

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BMC Ophthalmology

ISSN: 1471-2415

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