Documents 7. Optical instruments 1) Cameras There is a certain range of distances over which objects will be.....

Slide 1 7. Optical instruments 1) Cameras There is a certain range of distances over which objects will be in focus; this is called the depth of field of the lens. Objects…

Documents REFRACTIVE ERRORS SPS Y2-2012. WHAT ARE WE GOING TO DO TODAY? Illustrate how light is brought into.....

Slide 1 REFRACTIVE ERRORS SPS Y2-2012 Slide 2 Slide 3 Slide 4 WHAT ARE WE GOING TO DO TODAY? Illustrate how light is brought into focus on the retina Associate refractive…