当自适应光学系统对扩展目标进行低阶模式校正时,系统存在非等晕误差.本文应用大气湍流波前扰动的Zemike多项式分解,推导了扩展目标情况下低阶校正自适应光学系统的模式非等晕误差和波前校正残余误差的关系表达式.在此基础上给出了光波水平大气传输时倾斜校正自适应光学系统波前残余误差的数值计算结果.此外还给出了太阳表面米粒结构低对比度扩展目标倾斜校正后的补偿成像实验结果.
参考文献
| [1] | Jiang Wenhan, Li Mingquan, Tang Guomao et al. Adaptive optics image compensation experiments for star objects [J]. Opt. Eng., 1995, 34(1): 15～20 |
| [2] | 姜文汉,严佩英,李明全等.自适应光学实时大气湍流补偿实验[J].光学学报,1990,10(6):558～564 |
| [3] | 饶长辉,姜文汉.2.16 m望远镜红外自适应光学系统的误差和性能分析[J].天体物理学报,1996,16(4):428～437 |
| [4] | 饶长辉,姜文汉,凌宁.低阶模式校正自适应光学系统的补偿效果分析[J].光学学报,1999,19(12):1615～1624 |
| [5] | Rao Changhui, Jiang Wenhan, Ling Ning. Adaptive optics compensation by distributed beacons for nonKolmogorov turbulence [J]. Appl. Opt., 2001, 40(21): 3441～3449 |
| [6] | Stroud P D. Anisoplanatism in adaptive optics compensation of a focused beam with use of distributed beacons [J]. J. Opt. Soc. Am. A, 1996, 13(4): 868～874 |
| [7] | Noll R J. Zemike polynomials and atmospheric turbulence [J]. J. Opt. Soc. Am., 1976, 66:207～211 |
| [8] | Rao Changhui, Jiang Wenhan, Ling Ning et al. Correlation tracking algorithms for low-contrast extended object [C]. submitted to Proceedings of SPIE, 2001 (to be published) |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%