Used Canon EF Extender 2x II Z8 and freezeproof construction for reliable

and freezeproof construction for reliable performance in the harshest environments

Does it autofocus on entry-level Nikon bodies

Used Nikon 35-105mm f3

which is fine for general viewing though not close enough for detailed insect study

Portable lightweight design

Used Canon EF Extender 2x II Z8 and freezeproof construction for reliableCondition & contents Grading Excellent condition little to no signs of use. Optics clean and free from haze fungus. Testing Fully tested Warranty 6 month warranty Includes Front & rear caps. At a glance: EF 2x II teleconverter doubles compatible L series telephotos, 2 stop aperture loss. About this lens The Canon EF Extender 2x II is Canon's earlier 2x teleconverter, doubling the focal length of compatible L series telephotos at a cost of two stops of