在红外制冷系统设计时,一个非常重要的一点是冷反射的控制,关于冷反射,有个很重要的参考量是YNI,在zemax里YNI的定义为: =
:\o/)+
#c1c%27cmm
YNI#paraxial. This number is the product of the paraxial marginal ray height times the index times z!\)sL/"
the angle of incidence at the surface defined by Surf at the wavelength defined by Wave. }W"/h)q
%,5_]bGvb
也就是近轴像高乘以折射率乘以入射角。 [lAZ)6E~=
Oc?]L&a