Lecture 02: Optical systems for observations Geometrical ... · VI Seco ndary r u ace concave...

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Lecture 02:

Optical systems for observations

Geometrical optics

P

F

A PF/PA=e (const)

e=1 : Parabolae>1 : Hyperbola

0<e<1 : ellipse

Hecht “Optics”

Hecht “Optics”

AF = e AD, e: eccentricityK = -e^2, K : conic constanty^2 – 2Rx + (K+1) x^2 = 0

Incoming plane wave

plane

Hecht “Optics”

Hecht “Optics”

From Edmund optics

Wilson “Reflecting Telescope Optics I”

Wilson “Reflecting Telescope Optics I”

Wilson “Reflecting Telescope Optics I”

From lbt.org

Wilson “Reflecting Telescope Optics I”

Wilson “Reflecting Telescope Optics I”

Wilson “Reflecting Telescope Optics I”

Wilson “Reflecting Telescope Optics I”

From mtk.nao.ac.jp

From eso.org

From SPIE digital library

From sci.esa.int

From euclid.cnes.fr

From lsst.org