class HubbleTelescope(optic.Optic):
"""Hubble Space Telescope
Milton Laikin, Lens Design, 4th ed., CRC Press, 2007, p. 200
"""
def __init__(self):
super().__init__()
self.surfaces.add(index=0, radius=np.inf, thickness=np.inf)
self.surfaces.add(index=1, thickness=4910.01016)
# add physical aperture in primary mirror
obscuration = physical_apertures.RadialAperture(r_max=np.inf, r_min=177.80035)
self.surfaces.add(
index=2,
radius=-11040.02286,
thickness=-4910.01016,
material="mirror",
is_stop=True,
conic=-1.001152,
aperture=obscuration,
)
self.surfaces.add(
index=3,
radius=-1349.31166,
thickness=6365.20955,
material="mirror",
conic=-1.483014,
)
self.surfaces.add(index=4, radius=-635.38227)
self.set_aperture(aperture_type="EPD", value=2400)
self.fields.set_type(field_type="angle")
self.fields.add(y=0)
self.fields.add(y=0.15)
self.wavelengths.add(value=0.55, is_primary=True)
