File:Lh design equations s color.png

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Lh_design_equations_s_color.png ‎(524 × 307 pixels, file size: 8 KB, MIME type: image/png)

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English: "Lurie–Houghton" telescope optical scheme design equations. assymetrical type jf corrector.

Houghton (1944) is a americanised name of optical scheme, known as a "Richter-Slevogt" (1941) in Eupope, and "Volosova-Galperna-Pechatnikovoi" in USSR.

Lurie–Houghton in USA assumes scheme Houghton in combination with Newton Telescope.
Русский: Оптическая схема "Волосова-Гальперна-Печатниковй" и формулы для её расчёта.

В разных странах эта схема известна под разными названиями. Так в Европе её называют "Рихтера-Слефогта" (1941), а в США "Хаухтона" (1944).

Начальная версия рисунка была создана Rick Scott. В этой версии для улучшения читабельности скорректированы расстояния между литерами, и для улучшения восприятия детали объектива окрашены.
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http://en.wikipedia.org/wiki/File:Lh_design_equations_s.gif
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Drawing by Rick Scott.

Improved by Roman Napreyev.

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