3060 Objectives 



dioptrics. Schneider, 0. Dresden Sb. Isis 



(1870) 245-. 

 diverging, focometry. Anderson, A. Ph. Mg. 



31 (1891) 511-. 

 focal length, measurement. Hasselberg, B. 



St. Pet. Ac. So. Bll. 32 (1888) 412-. 

 , , Hasselberg's method. Czapski, S. 



Z. Instk. 9 (1889) 16-. 

 focometry. Thompson, S. P. R. S. P. 49 



(1891) 225-. 

 focus. Cavalleri, G. M. Mil. I. Lomb. Rd. 3 



(1866) 117-. 

 of large aperture, conditions for obtaining 



accurate dioptric images. Steinheil, C.A.von, 



& Steinheil, H. A. von. Gott. Nr. (1865) 



131-, 211-. 

 magnifying power, proper definition. Abbe, E. 



Mcr. S. J. 4 (1884) 348-. 

 , (Abbe). Giltay, E. Mcr. S. J. 



5 (1885) 960-. 



Objectives. 



Pelletan, J. J. Mcrgr. 11 (1887) 446-, 476-, 



546-. 

 curvature of rays by. Preobrazenskij, P. V. 



Mosc. S. Sc. Bll. 83 (No. 2) (1894) 45-. 

 double, calculation. Steinheil, R. Z. Instk. 17 



(1897) 338-. 

 , . Charlier, C. V. L. Z. Instk. 18 (1898) 



253-. 

 endomersion-, calculation. Zenger, K. V. 



Prag Sb. (1881) 467-. 

 experiments to show defects and definition. Ou- 



moff, __. AS. Fr. C. R. (1898) (Pt. 2) 203-. 

 focal length, determination. Sang, E. [1881] 



Edinb. R. S. P. 11 (1882) 50-. 

 , , Bessel's method. Glazenap, S. P. 



Rs. Ps.-C. S. J. 17 (Ps.) (1885) 63. 

 , variation with temperature. Hastings, 



C. S. As. Nr. 105 (1883) 69-. 



surfaces. Breton [de Champ], Paul. C. R. 

 42 (1856) 960-. 



focometer, universal. Weiss, G. Par. S. Ps. 



Se. (1895) 35-. 

 Fraunhofer. Merz, S. von. Munch. Ak. Sb. 



28 (1899) 75-. 

 microscope, measurement of magnifying power. 



Marshall, W. P. Midi. Ntlist. 10 (1887) 226-. 

 of precision, practical methods in making. 



Laurent, L. Par. S. Ps. Se\ (1886) 71-. 

 radius of curvature, measurement. Stampfer, 



S. Wien Jb. Pol. I. 13 (1828) 30-. 

 symmetrical aplanatic. Zenger, C. V. C. R. 



118 (1894) 407-. 



apochromatic. Zenger, C. V. As. Fr. C. 

 R. (1893) (Pt. 2) 323-. 



catoptric. Zenger, C. V. C. R. 120 (1895) 

 609-. 



telescope and weak microscope, calculation. 



Leman, A. Z. Instk. 19 (1899) 272-. 

 , (Leman). Harting, H. Z. 



Instk. 19 (1899) 274-. 

 triple telescope and microscope, calculation. 



Harting, H. Z. Instk. 20 (1900) 230-. 

 of wide aperture, vision by. Abbe, E. [1882] 



Mcr. S. J. 4 (*1884) 20-. 



Mirrors 3060 



properties. Mdbius, A. F. Crelle J. 5 (1829) 

 113- ; N. A. Mth. 4 (1845) 667-. 



illustrated geometrically. Beck, A. Z. 

 Mth. Ps. 18 (1873) 588-. 



quartz -calcite symmetrical doublet. Gifford 



J. W. B. A. Rp (1900) 630-. 

 refraction of light through. Zincken genannt 



Sommer, H. Crelle J. Mth. 82 (1877) 31-. 

 spherical, path of light through. Charlier, 



C. V. L. C. R. 117 (1893) 580- ; Ups. S. Sc. 



N. Acta 16 (1893) No. 8, 20 pp. 

 theory. Fenner, P. Cztg. Opt. 11 (1890) 



181. 

 thick, theory. Mossotti, 0. F. Tortolini A. 



1 (1858) 265-. 



tangent gauge. Burch, G. J. Ph. Mg. 43 



(1897) 256-. 

 telemetrical spherometer and focometer. Stroud , 



W. L. Ps. S. P. 16 (1899) 1-, 206 ; Ph. Mg. 



45 (1898) 91-. 

 testing apparatus. Anon. Cztg. Opt. 20 (1899) 



glass for. Topler, A. [1864] Riga Cor.- 

 Bl. 15 (1866) 44-. 



, homofocal chromatic combination for. 



Schroeder, H. Cztg. Opt. 20 (1899) 71-. 

 theory. Moutier, J. Par. S. Phlm. Bll. 1 



(1877) 136-. 



. Listing, . D. Nf. Tbl. (*1878) 229-. 

 thick, homography applied to. Vicaire, A. 



N. A. Mth. 16 (1897) 5-. 

 , theory. Mensbrugghe, G. van der. Brux. 



S. Sc. A. 16 (1892) (Pt. 2) 207-. 

 , , geometrical methods. Loudon,J. Cn. 



I. P. 3 (1886) 7-. 

 of variable focus, Cusco's. Gariel, C. M. J. 



de Ps. 10 (1881) 76-. 

 Westien, for optical instruments. Aubert, . 



Meckl. Vr. Nt. Arch. (1890) xiv-. 



MIRRORS. 



Alhazen problem. Astolfi, 0. (vi Adds.) Rm. 



Cor. Sc. 6 (1853) 5-. 

 . Bode, P. Frkf. a. M. Ps. Vr. Jbr. 



(1891-92) 63-. 

 anamorphotic images. Juel, C. N. Ts. Mth. 



1 (A) (1890) 21- ; Fschr. Mth. (1890) 1066. 

 burning. Peyrard, F. Tilloch Ph. Mg. 37 



(1811) 133-, 176-. 

 . Bangma, 0. S. Amst. Vh. 2 (1816) 



. Rochasd'Aiglun, E. A. A. de. Rv. Sc. 6 



(1883) 179-. 

 , apparatus, Buffon's. Fontana, G. Mod. 



S. It. Mm. 8 (1799) 140-. 

 .Archimedes's. Cappelle,J.P.van. Haarl. 



Vh. 7 (1814) (pt. 2) 70-; Gilbert A. 53 (1816) 



242-. 

 , . Scott, J. (of Tain). [1868] Edinb. 



R. S. T. 25 (1869) 123-. 

 , and burning glasses. Rochon, A. J. de 



Ps. 58 (1804) 321-. 

 with circular grooves, problem. Goodwin, H. 



Camb. and Dubl. Mth. J. (1846) 95-. 

 composition of metal for. Schroeder, H. 



Cztg. Opt. 18 (1897) 164-, 172-. 



303 



