'Field curvature' diaporamas de présentation

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Observational techniques meeting #2

Observational techniques meeting #2. Good use for diffraction: exoplanets. Good use for diffraction: exoplanets. Chromatic aberration. Spherical aberration. Parabolic. Spherical. Coma. Astigmatism. (e.g., Hale telescope). Field curvature. (e.g., Oschin Schmidt telescope).

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Improvements of Petzval Field Curvature of HDTV Projector Lens Optics

Improvements of Petzval Field Curvature of HDTV Projector Lens Optics. 1 Cheng-Mu Tsai and 2 Yi-Chin Fang 1 Dept. of Computer and Communication, Kun Shan University, No.949, Da Wan Rd., Yung-Kang Dist., Tainan City 710, Taiwan. E-mail: jmutsai@gmail.com

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Light Microscopy

Light Microscopy. Uses Before you go to the EM Quick check Maybe all you need Hydrated and living materials. Light Microscopy. Systems Parts Illumination Sample stage Imaging. Light Microscopy. Parts of the light microscope Stand Illuminator Stage Objective(s) Tube Eyepiece(s)

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IRMS Preliminary results - overview

IRMS Preliminary results - overview. Optimize Field lenses in collimator and camera to for 1.39m field curvature on NFIRAOS Get good imaging performance Get marginal spectroscopy performance. Recommend collimator re-design to gain full performance. Pupil.

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Schmidt Triplet for ZTF

Schmidt Triplet for ZTF. R. Dekany 16 April 2013. Add refigured Schmidt singlet to existing Grubb-Parsons doublet. Features of latest design April 15. Singlet remains plane parallel Earlier quotes called for grinding a radius to one of the two existing plane surfaces

129 views • 4 slides