Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$363$5,821$101$1,698$4,201 $1,066
Objective lenses (excl. of 9002.11), of any mat., mounted  $249$336$28,000$532 
Filters (i.e., optical elements), of any mat., mounted    $27,000$4,080 
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$269$522$21$35$65 $30,952
Total$632$6,343$371$2,069$59,266$4,612$32,018