| abstract |
A finite conjugate optical assembly, comprising a lens with a core zoom module that includes five optical groups that are configured to provide at least a 5.5: 1 a focal zoom. A lens attachment module and rear adapter module may be disposed, respectively, on an object side and an image side of the optical assembly. The optical assembly may exhibit an approximate etendue between 0.95 and 4.65 mm 2 sr, and may be configured in accordance with between 6.6MP and 32MP image sensors. |