Exam (elaborations)
ABO -American Board of Opticianry OPTICAL EXAM With Complete Solutions
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ABO -American Board of Opticianry OPTICAL EXAM With Complete Solutions Which lens has more aberrations? A) Flint Glass B) Crown Glass (Ans: - A) Flint Glass Plus Lenses can be A) Convex B) Concave C) Both (Ans: - A) Convex
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