Citation: D. Cheng et Gc. Woo, The effect of conventional CR39 and Fresnel prisms on high and low contrast acuity, OPHTHAL PHY, 21(4), 2001, pp. 312-316
Citation: D. Cheng et Gc. Woo, The calibration of a 2.5x Galilean focusable telescope as an optometer forrefraction, OPHTHAL PHY, 20(4), 2000, pp. 342-347