Canon 24-70mm F2.8 (Super35mm) patent

Canon has filed a patent for a new CN-E 24-70mm f / 2.8 LS lens. Canon 24-70mm F2.8

Zoom ratio Focal length F-number Half angle of view Overall length of the lens BF The effective diameter of the front lens Lens constitution Aspheric surface UD
3.00 15.00 30.00 45.00 3.00 46.03 27.40 19.06 257.00 42.00 75.68 17 group 23 sheets One one side Four
2.73 11.00 22.00 30.00 4.00 4.00 4.00 54.72 35.25 27.40 249.85 249.85 249.85 41.81 41.81 41.81 75.56 20 24 sheets group Four faces three Four
3.00 24.00 48.00 72.00 2.80 2.80 2.80 32.94 17.95 12.19 241.06 241.06 241.06 49.16 49.16 49.16 62.08 17 group 22 sheets Plane 0 0 sheets Four
4.00 20.00 50.00 80.00 3.50 3.50 3.50 37.87 17.28 11.00 271.35 271.35 271.35 51.33 51.33 51.33 72.05 17 group 22 sheets One one side Four
3.00 16.00 38.40 48.00 2.60 2.60 2.60 44.18 22.05 17.95 270.00 270.00 270.00 46.99 46.99 46.99 88.18 19 24 sheets group One one side Six
2.69 13.00 24.00 35.00 3.00 3.00 3.00 50.10 32.94 23.95 266.04 266.04 266.04 45.20 45.20 45.20 82.98 20 24 sheets group One one side Six

Image height Y = 15.55mm
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