3080 Telescopes 



Distortion in lenses. Goddard, J. T. Phi. S. 



J. 4 (1858) 249-. 

 . Dallmeyer, . Pht. S. J. 6 (1860) 



247-. 

 , testing for striae, apparatus. Czapski, S. 



Z. Instk. 5 (1885) 117-. 

 Errors of lenses. Brakey, S. L. M. Mcr. J. 



5 (1871) 187-. 



microscopes. Gundlach, E. Am, S. 



Mcr. P. (1886) 157-. 

 optical instruments, theory. Seidel, L. 



Munch. Nt. Tech. Com. Ab. 1 (1857) 



227-. 

 , zonal, and wave surfaces. Strehl, K. 



Z. Instk. 20 (1900) 266-. 

 Fluorite, use in optical instruments. Thompson, 



S. P. [1890] Ph. Mg. 31 (1891) 120-. 

 , for optical purposes. Abbe, E. Z. 



Instk. 10 (1890) 1-. 



Luminous bodies, method of obtaining mono- 

 chromatic images. Janssen, J. B. A. Rp. 



39 (1869) (Sect.) 23. 

 Oblique pencils, calculation involving 4th 



power of obliquity. Kerber, A. Cztg. Opt. 



7 (1886) 217-. 

 Eadii of curvature of components of objectives, 



tables for finding. Forti, A. N. Cim. 10 



(1859) 249-. 

 Reflectors, theory. Pinto, L. Nap. Ac. Pont. 



At. 28 (1898) No. 11, 24 pp. 

 Refraction-curve. Hochheim,A. Arch.Mth.Ps. 



51 (1870) 253-. 

 Secondary spectra. Rood, O. N. Am. J. Sc. 



6 (1873) 172-. 



, correction. Schroder, H. Cztg. Opt. 



7 (1886) 205-. 



, by compensation lenses. Kerber, A. 



Cztg. Opt. 14 (1893) 145-. 

 , diminished, Jena glass with. Fritsch, K. 



Cztg. Opt. 8 (1887) 121-. 

 Simple lens without errors. Thiesen, M. Berl. 



Ps. Gs. Vh. (1895) 83-. 

 Sun's image reflected from sea, deformation. 



Riccb, A. Rm. R. Ac. Line. Rd. 4 (1888) 



(5cm. 2) 450-. 

 , effect of refraction. Venturi, 



A. Rm. R. Ac. Line. Rd. 5 (1889) (Sem. 1) 



357-. 

 , formula for. Cerulli, V. 



Rm. R. Ac. Line. Rd. 5 (1889) (Sem. 1) 



3080 Telescopes. Field-glasses. 

 (See also Astronomy 2040 

 2600.) 



TELESCOPES. 



Perty, M. Bern Mt. (1856) 137- ; (1862) 83-. 

 Jadanza, N. Tor. Ac. Sc. At. 23 (1887-88) 



570-. 



Schroder, H. Z. Instk. 12 (1892) 153-. 

 Czapski, S. Cztg. Opt. 17 (1896) 1-, 11-, 21-, 



31-, 41-, 51-. 



Achromatic Telescopes 3080 



ACHROMATIC TELESCOPES. 



Benzenberg, J. F. Gilbert A. 34 (1810) 258-. 

 (Dollond's, 1758-61.) Nelson, E. M. Mcr. S. 



J. (1899) 340-. 

 Cauchoix's ; and d'Artigues's flint-glass. 



Gilbert, L. W. Gilbert A. 37 (1811) 377-. 

 construction. Blair, R. Nicholson J. 1 (1797) 



of perfect. Stokes, G. G. B. A. Rp. (1874) 



(Sect.) 26. 

 with fluid lens. Blair, A. Edinb. J. Sc. 4 



(1826) 282-; 7 (1827) 336-. 

 . Barlow, P. Edinb. J. Sc. 8 (1828) 



93-; Edinb. N. Ph. J. 4 (1828) 323-; Phil. 



Trans. (1828) 105-, 313- ; (1829) 33-; 



(1831)9-; R. I. J. 2(1831) 1-; Phil. Trans. 



(1833) 1-. 

 , Barlow's. Brewster, (Sir) D. Edinb. 



J. Sc. 7 (1827) 335-. 



, . Baily, F. As. Nr. 6 (1828) 141-. 



, . Prechtl, J. J. Wien Jb. Pol. I. 



13 (1828) 125-. 

 , . Littrow, J. J. von. [1830] As. 



S. Mm. 4 (1831) 481-. 

 , . Airy, G. B., Herschel, , <& 



Smyth, . R. S. P. 3 (1833) 245-. 

 formulae. Benzenberg, J. F. Gilbert A. 38 



(1811) 442-. 

 improvements. Oriani, B. Verona S. It. Mm. 



3 (1786) 664-. 

 . Deyl, J. van, & Deyl, H. van. Haarl. Vh. 



3 (1806) 133-. 

 with multiple oculars. Biot, J. B. C. R. 13 



(1841) 1039- ; Par. Ac. Sc. Mm. 19 (1845) 3-. 



Amici's prism, and curvature of prismatic 



images. Larmor, J. Camb. Ph. S. P. 7 



(1892) 85-. 

 anallatic. Goulier, C. M. C. R. 80 (1875) 



292-. 

 , displacement of lens. Jadanza, N. Tor. 



Ac. Sc. At. 23 (1887-88) 294-. 

 , Porro's. Cavani, F. Bologna Ac. Sc. Mm. 



3 (1892) 371-. 

 , theory. Young, A. E. I. CE. P. 139 



(1900) 336-. 

 application of concave lenses. Pilz, O. Cztg. 



Opt. 20 (1899) 41-. 

 astronomical, formula for field. Meisel, F. 



Cztg. Opt. 9 (1888) 133. 

 , new (plesiotelescope). Jadanza, N. Rv. 



Sc.-Ind. 18 (1886) 61-. 

 , for photography. Common, A. A. Nt. 31 



(1885) 38-, 270-. 

 , theory of bending applied to design. Yvon- 



Villarceau, A. J. F. C. R. 93 (1881) 14-, 



107-. 

 bending. Yvon-Villarceau, A. J. F. C. R. 



93 (1881) 449-, 866-. 

 . Updegra/, M. [1896] St. Louis Ac. T. 7 



(1894-97) 243-. 

 brightness of images with different eyepieces. 



Pohl, J. J. Dingier 191 (1869) 275-. 

 cathetometer for long distances. Deve, C. 



C. R. 126 (1898) 636-. 



308 



