If the Eye Can Resolve Points Separated by 2

question 1

Multiple Choice

If the eye can resolve points separated by 2.2 × 10^-4 rad, how many dpi ensure you don't see individual dots when viewing something 12 inches away? (dpi = dots per inch)

• A) 250
• B) 340
• C) 380
• D) 400
• E) 590