Focal Length Formula & Examples | How to Calculate Focal Length - Video & Lesson Transcript | Study.com
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Which type of lens has negative power?A) Convex lensB) Concave lensC) Both A and BD) None
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SOLVED: Image before (in-front) Retina Retina Long distance Object Coft Uaeaaug Human Eye Lens The above picture shows the defect of human eye; where the image of the long distance object is
