The Focal Length of a Lens Is 5 M

question 34

Multiple Choice

The focal length of a lens is 5 m. What is the refractive power of this lens in diopters?

• A) 0.1 diopters
• B) 0.2 diopters
• C) 0.3 diopters
• D) 0.4 diopters
• E) 0.5 diopters

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