Lens Optimisation: Digital Ray Path 2

*by Eluned Creighton-Sims FBDO on behalf of IOT* In this article, we will look at a method for optimising the performance of lenses so that the effect of oblique aberrations is minimised, and the wearer receives the best possible vision. For simplicity, we will take the example of a single vision lens, although the theory discussed here can be equally applied to multifocal designs.



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