The related news is described as follows: Recently, Canon announced a lens patent with 1x zoom capability. It is expected that this lens will be applied to new SLR or high-end DC fuselage. However, at present, we don't know the specific time when this patent will be used. The focal length of this example is 3.6-14.51-34.mm, the zoom ratio is 94.44, the aperture is 3.5-5.-9., the viewing angle range is 42.12-14.95-.65, the total length is 95.91-97.4-165.41mm, and the back focal length is: Lens structure: 13 lenses and 1 groups, including 2 5-sided aspheric lenses, 2 fluorite lenses and 1 super UD lens.
This also reflects a company's R&D capability and technical strength of optical lenses, and its ostentatious significance is greater than its practical significance.