There are two types of photoreceptors, the cones and the rods. The cones function in bright light and there are three types that are maximally sensitive to different colours, which allows the ratio of their responses to code colour.
Medioimages/Photodisc/Photodisc/Getty Images. Most PGA Tour caddies make a salary of between $1,000 and $1,500 a week, plus a percentage of the playerâs winnings each week. A common rate is 5 percent for finishes outside the top 10, 7 percent for non-winning top-10 finishes and 10 percent if the golfer wins.
Every player on the PGA tour makes wll over 100k per year. However, this doesn't tell you the whole story. Proffesional golfers would also include, the LPGA, the Champions Tour, the Nationwide Tour, The Eurpean Tour, etc.hose are the top professional golfers. They make money base on how good they play for the season and how many tournament they play. Some of the Professional Golfer they pay a fee to join tournaments thats why they have to win to earn money.