 "Canon - EF 100mm f/2.8 USM Macro Lens Black"@en-US
"Canon 100mm f/2.8 Macro Lens: This Canon macro lens enables life-size magnification of small subjects. The included macroflash makes it easy to take close-ups even in dim lighting, while the inner focusing and ring USM offer sharp images with negligible blur."@en-US 
 "EF 100mm f/2.8 Macro USM"@en "Canon EF USM | Canon Online Store"@en
"Macro Lens"@en 
 Focal Length & Maximum Aperture 100mm 1:2.8 Lens Construction 12 elements in 8 groups Diagonal Angle of View 24° Focus Adjustment Inner focusing system with USM Closest Focusing Distance 0.31m / 1 ft. (film plane to subject) Filter Size 58mm Max. Diameter x Length, Weight 3.1" x 4.7", 21.1 oz. / 79.0 x 119.0mm, 600g