Canon U.S.A., Inc. announced updated availability dates for five of its EF lenses.

Canon EF 8-15mm f/4L Fisheye USM lens

The EF 8-15mm f/4L USM is the world’s widest fisheye zoom lens. The Canon EF 8-15mm f/4L Fisheye USM lens is expected to be available in late July for an estimated retail price of $1,399.

Canon EF 300mm f/2.8L IS II USM lens

The Canon EF 300mm f/2.8L IS II USM is the sixth generation 300mm f/2.8 lens that began in 1974. The EF 300mm f/2.8L IS II USM lens has improved image quality, lighter weight, improved Image Stabilization and enhanced durability. The optical formula of the new lens has been upgraded with two fluorite lens elements for improved image quality and reduced chromatic aberration.  Canon has reduced the overall weight of the lens by 8 percent to 82.9 oz., making it the lightest weight lens in the Canon EF 300mm f/2.8 series. The Canon EF 300mm f/2.8L IS USM lens is expected to be available in late August for an estimated retail price of $6,599.

Canon EF 400mm f/2.8L IS II USM lens

A favorite of many sports shooters for baseball, football, soccer and golf, the Canon EF 400mm f/2.8L IS II USM is the fifth generation in Canon’s 400mm f/2.8 series and the successor to the current EF 400mm introduced in 1999.  The new lens has two fluorite  lens elements, 28 % reduction in overall weight from 189.4 oz to 135.8 oz. The Canon EF 400mm f/2.8L IS USM lens is expected to be available in late August for an estimated retail price of $10,499.

Canon EF 500mm f/4L IS II USM Lens

The Canon EF 500mm f/4L IS II USM has two fluorite lens elements. Canon has reduced the overall weight of the lens by 18 percent from 136.5 oz to 112.5 oz. Expected to be available in December for an estimated retail price of $9,499.

Canon EF 600mm f/4L IS II USM Lens

The Canon EF 600mm f/4L IS II USM is the successor to the current EF 600mm IS lens first introduced in 1999.  Includes two new fluorite lens elements and reduction of the overall weight of the lens by 27 percent from 189.1 oz to 138.3 oz. Expected to be available in December for an estimated retail price of $11,999.