2. Your grandfather has enjoyed very good vision for most of his 73 years. He st

Question

2. Your grandfather has enjoyed very good vision for most of his 73 years. He still likes to read the newspaper to stay up to date on current events. You realize one day that he holds his paper at a distance of 13 inches from his face, which makes his arm tired after a while. You think he might benefit from some reading glasses. What condition is your grandpa mostly likely suffering from (in medically correct terminology)? 2a. What power of glasses should he look for? (Round to the nearest 0.25 power) (1) 2b. 3. You are designing software for a warehouse operation in Houston. Packers stand 5 feet away from a computer display that gives them a line of numbers for each order. Assuming they are licensed drivers in Texas with no restrictions, how tall should numbers and letters be on screen to assure legibility and thus minimize errors in filling orders? To assure legibility, it is recommended that you use a safety factor of 2x the minimum. Round to two decimal places. (2)

Explanation / Answer

2.

Answer:

2. (a) Long sight (hypermetropia).

Description:

What are the symptoms of long sight (hypermetropia)?

What is the treatment for long sight (hypermetropia)?

Glasses

Contact lenses

Surgery

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