Promaster Extension Tube Set for Canon EF  type_Accessories sharp wide angle prime lens

sharp wide angle prime lens with Canon's premium L-series optics and build

beautifully made and packed with capability

Schneider-Kreuznach 210mm f/5

Scan resolution is up to 4000dpi

Canon PLC-52 drop-in circular polarizer for most Canon L-series telephoto lenses with IS function (check your lens instruction manual for compatibility

Promaster Extension Tube Set for Canon EF &nbsptype_Accessories sharp wide angle prime lensA set of three extension tubes for Canon EF mount: 12mm, 20mm, and 36mm. These tubes have the electronic contacts necessary to maintain autofocus and autoexposure capabilities. If you're curious about dabbling in macro work, this is an inexpensive way to get started. Includes front and rear caps.