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The Optical Prescription for a Pair of Spectacles is : Right Eye : −3.50 D Left Eye : −4.00 D Which Lens Has a Greater Focal Length? - Science

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Question

The optical prescription for a pair of spectacles is :
Right eye : −3.50 D
Left eye : −4.00 D 

  Which lens has a greater focal length?

Solution

 Lens for right eye has greater focal length because power is inversely proportional to focal length.

  Is there an error in this question or solution?
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APPEARS IN

 Lakhmir Singh Solution for Physics for Class 10 (2018 (Latest))
Chapter 5: Refraction of Light
Q: 39.2 | Page no. 263
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The Optical Prescription for a Pair of Spectacles is : Right Eye : −3.50 D Left Eye : −4.00 D Which Lens Has a Greater Focal Length? Concept: Concept of Human Eye.
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