Optical Center Eugene Hecht, Optics, Addison-Wesley, Reading, MA, 1998.

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Presentation transcript:

Optical Center Eugene Hecht, Optics, Addison-Wesley, Reading, MA, 1998.

Tracing rays to determine the position of the image. Eugene Hecht, Optics, Addison-Wesley, Reading, MA, 1998.

Off Axis Rays Focus on the Focal Plane

Chromatic Aberrations Eugene Hecht, Optics, Addison-Wesley, Reading, MA,  is dependent

Achromatic Doublet Ingle and Crouch, Spectrochemical Analysis

Spherical Aberrations Deviation from the paraxial approximation

Field Curvature Image and focal planes are actually spheres Eugene Hecht, Optics, Addison-Wesley, Reading, MA, 1998.

Comatic Aberration (Coma) Axial rays have different optical path lengths in an off-axis system.

Comatic Aberration (Coma) Eugene Hecht, Optics, Addison-Wesley, Reading, MA, Image has a comet-like tail

Lens Stops ApertureStopFieldStop Ingle and Crouch, Spectrochemical Analysis

Astigmatism Rays in tangential and sagittal planes have different focal points. f t = fcos  1 f s = f / cos  1 Ingle and Crouch, Spectrochemical Analysis

Prismswww.edmundoptics.com Right AngleEquilateralPentagonalDove

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