Fig. 5From: Quantitative comparisons of ultra-widefield images of model eye obtained with Optos® 200Tx and Optos® CaliforniaThe contrast of the images at the center and periphery 80° obtained with Optos® 200Tx and California. The contrast of the images obtained with Optos® California is significantly better at the center (0.12 vs 0.09), superior (0.07 vs 0.03) and right (0.12 vs 0.07) directionBack to article page