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Physics

Physics. Review. Optical Power. PRACTICE. Optical Power Slide:. Convert 25 cm to meters. The focal length of a lens system is 25 cm. What is the optical power of this system?. A) 4.0 . B) -4.0 . C) 0.04 . D) -0.04 . Click. Optical Power Slide:.

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Physics

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  1. Physics Review Optical Power

  2. PRACTICE

  3. Optical Power Slide: Convert 25 cm to meters The focal length of a lens system is 25 cm. What is the optical power of this system? A) 4.0  B) -4.0  C) 0.04  D) -0.04  Click

  4. Optical Power Slide: A lens system consists of three lenses and has a combinedfocal length of +4.0 cm. Knowing that two of the lenses have focal lengths of +40.0 cmand +12.5 cm, determine the focal length of the third lens. A) -49 cm B) +2.9 cm C) +4.0 cm D) +6.9 cm Click

  5. Optical Power Slide: The negative indicates a diverging lens Answer Click

  6. Optical Power Slide: Click

  7. Optical Power Slide: Answer Click

  8. Optical Power Slide: Click

  9. The End … and good luck!

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