Effect of Discrete Levels Width Error on the Optical Performance of the Diffractive Binary Lens

Table 2

Specifications of the diffractive lens (mm).

Surface	Type	Radius	Thickness	Glass	Diameter	Coeff. on ρ^2	Coeff. on ρ^4
OBJ	Standard	Infinity	Infinity		0.000
STO	Standard	225.371	5.000	Germanium	33.097
2	Binary 2	Infinity	73.339		32.787	−0.65554	8.97588
IMA	Standard	Infinity			13.323