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Table 1 Specifications of the two-mirror system design

From: Construct freeform surface directly in an initial layout of an off-axis reflective image system by seed curve extension and simulated annealing algorithm

Parameters

Value

Wavelength coverage

Visible-NIR(0.38-2 μm)

Diameter of primary mirror

100 mm

Diameter of secondary mirror

100 mm

Effective focal length

372.36 mm

Entrance pupil diameter

80 mm

Full field of view

2 deg

Pixel pitch

20 μm