title_left:  "Canon EF 2x III Extender"@en " Canon Extender Multiplies select telephoto lens's focal-length by 2X at Crutchfield.com "@en
description_left: "Multiplies select telephoto lens's focal-length by 2X"@en 
title_right:  "Extender EF 2x III"@en "Canon Extender III | Canon Online Store"@en
description_right: "Extender EF 2X III"@en 