 | Colin Macfarquhar, George Gleig - 1797 - 450 pages
...mown -to be reflected into them by the laft proportion : but the degree wherein they will converge will be lefs than that wherein they converged before reflection. 3. Let them converge in the lines RB aed SF proceeding townrds X, a point between the focua of parallel rays and the centre : their angles... | |
 | William Enfield - 1811 - 476 pages
...degree wherein they will converge, will be less than that wherein they converged before reflection. Let them converge in the lines RB and SF proceeding...a point between the focus of parallel rays and the centre ; their angles of incidence will then be less than those of the rays KB and LF, which became... | |
 | 1816 - 778 pages
...reflected into them by the lad propoLtion ; but the degree wherein they will converge will be lels than that wherein they converged before .reflection....RB and SF proceeding towards X, a point between the locus of para, lei rays and the centre ; tlieir angles of incidence will then be lefs than thofe ol... | |
 | 1823 - 886 pages
...into them by the last proposition : but the degree of their eonvergency will exceed theit eonvergency before reflection. 3. Let them converge in the lines...a point between the focus of parallel rays and the centre : their angles of incidence will then be less than those of the rays KB and LF, Which became... | |
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Let them converge in the lines RB and SF proceeding towards X, a point between the focus of parallel rays and the centre ; their angles of incidence will then be... 