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	1.	Effect of center thickness variations on the performance of rigid gas permeable contact lenses. [electronic resource] by Lydon, D P Guillon, M Producer: 19840329 In: American journal of optometry and physiological optics vol. 61 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Tear layer thickness characteristics of rigid gas permeable lenses. [electronic resource] by Guillon, M Lydon, D P Producer: 19860925 In: American journal of optometry and physiological optics vol. 63 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Corneal topography: a clinical model. [electronic resource] by Guillon, M Lydon, D P Wilson, C Producer: 19860709 In: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) vol. 6 Availability: No items available. Save to lists Add to cart (remove)
	4.	Effect of target contrast and luminance on soft contact lens and spectacle visual performance. [electronic resource] by Guillon, M Lydon, D P Solman, R T Producer: 19881021 In: Current eye research vol. 7 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Polymethyl methacrylate (PMMA) contact lens wear may explain some of the increase in corneal endothelial polymegethism (variation in cell area) reported in keratoconic eyes. [electronic resource] by Kowk, L S Lydon, D P Ho, A Producer: 19880216 In: American journal of optometry and physiological optics vol. 64 Availability: No items available. Save to lists Add to cart (remove)