What Power Contact Lens Must Be Used to Correct the Vision

question 18

Multiple Choice

What power contact lens must be used to correct the vision of a nearsighted person whose far point is 40 cm?

• A) 2.5 diopters
• B) -2.5 diopters
• C) -3.6 diopters
• D) -4.0 diopters
• E) 4.0 diopters

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Definitions:

Keiretsu

A network of interlinked Japanese companies, often bound by cross-shareholdings, collaborating closely for mutual benefit.

Kanban

A scheduling system for lean manufacturing and just-in-time manufacturing that signals the need to move materials within a production facility or to move materials from an outside supplier into the production facility.

Meishi

The Japanese term for business cards, which play a significant role in business and social etiquette in Japan.

Zaibatsu

A large Japanese business conglomerate, typically family-owned, existing before World War II and involved in multiple industries.