| 摘要 |
An optical arrangement of lenses configured for use with an ultra wide band optical sensor is provided herein. The optical arrangement is associated with a back focal plane and further includes a first, a second, a third, a fourth, a fifth, and a sixth lens ordered from first to sixth along a common optical axis such that the first lens is farthest from the back focal plane and the sixth lens is closest to the back focal plane, wherein the first and the second lenses are made of zinc sulfide, the third and the sixth lenses are made of barium fluoride, the fourth lens is made of magnesium oxide, and the fifth lens is made of calcium fluoride, and wherein the lenses are selected to transfer any light within a wavelength range that contains 0.42 mum to 3.6 mum. |
