Newtonian telescope secondary mirror. This design reduces the size and cost of the telescope with a shorter overall telescope tube length (with the corrector extending the focal length in a "telephoto" type layout) combined with a less costly spherical mirror. Commercially produced versions of this design have been noted to be optically compromised due to the difficulty of producing a correctly shaped sub-aperture corrector in a telescope targeted at the inexpensive end of the telescope market. Newtonian telescope The Newtonian telescope, also called the Newtonian reflector or just the Newtonian, is a type of reflecting telescope invented by the English scientist Sir
Jose the Galilean sins, there is drought in Israel, and such a one as Jose the Galilean prays for rain, the rain cometh straightway" (Yer. Ber. 9b). The popular invocation, "O Jose ha-Gelili, heal me!" survived even to the 10th century. This invocation is condemned by the Karaite Sahal ben Matzliah Jose the Galilean Jose the Galilean (, Rabbi Yose HaGelili), d. 15 Av, was a Jewish sage who lived in the 1st and 2nd centuries CE. He was one of the Tannaim, the rabbis whose work was compiled in the Mishna. Jose was a contemporary and colleague of Rabbis Akiva, Tarfon, and