fiber optics;
scrambler;
astronomy;
focal ratio degradation;
transmission;
D O I:
10.1117/12.316747
中图分类号:
P1 [天文学];
学科分类号:
0704 ;
摘要:
Fiber optics scramblers are use to improve the stability of the shape of the spectral lines along the scientific exposures. The optical efficiency of two prototypes is revised in this paper. Transmission and focal ratio degradation on two new fibers are also presented.