The U.S. vision care market suffered a 2.6 percent drop in revenues to $32.7 billion for the 12 months ended last June, according to «Consumer Barometer,» the periodic study conducted by Jobson Optical Research and The Vision Council. Sales of frames were nearly flat, falling by just 0.4 percent. They made up 25.7 percent of the vision care market in the U.S. Lenses, which make up 29.4 percent of total sales, had a 1.9 percent drop in turnover.

The value of contact lens sales grew by 3.9 percent, but sunglasses saw a decrease of 8.7 percent for the year.

There was a 5.5 percent increase in eye examinations in the 12-month period, making up 14.9 percent of the total market. That translates to a total of 47 million exams in the six months ended in June slightly up from the six month ended in March.

In measuring consumers' intent to purchase prescription eyeglasses from January to June, it was down from what it had been in the October 2008-March period.