'''Method collection to make calculation for optical systems
'''

from calc import *


__all__=["chief_ray_search",
        "find_apperture",
        "find_ppp",
        "find_reference_sphere_radius",
        "get_optical_path_ep",
        "intersection",
        "nearest_points",
        "parallel_propagate",
        "parallel_propagate_ns",
        "paraxial_location",
        "pupil_location",
        "ray_paths"]
