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Stripe rearing using cylinder lens goggles. A, Goggles with 167 dpt cylinder lenses. B, Schematic of mouse wearing cylinder lens goggles. C, Images of gratings taken with and without 167 dpt cylinder lens oriented horizontally in front of the camera (Logitech QuickCam S 7500); spatial frequency (0.1 cpd) is equivalent to a viewing distance of 5.7 cm from the mouse cage wall.
