> as lemmas
sphero-cylindrical
sphero-cylindrical adj. 
/ˌsfɛroʊsəˈlɪndrək(ə)l/ (of a lens) having a spherical and a cylindrical surface.
Brit. /ˌsfɪərə(ʊ)sᵻˈlɪndrᵻkl/
, /ˌsfɪərə(ʊ)sᵻˈlɪndrᵻkl/U.S. /ˌsfɪroʊsəˈlɪndrək(ə)l/
, /ˌsfɪroʊsəˈlɪndrək(ə)l//ˌsfɛroʊsəˈlɪndrək(ə)l/ΘΚΠ
the world > physical sensation > sight and vision > optical instruments > lens > [adjective] > types of lenses
convex?a1560
planoconvex1665
concavo-convex1677
convexo-concave1693
strong1732
aplanatic1799
periscopic1803
omphaloptic1819
polyzonal1823
shallow1837
first-order1846
periscopical1846
orthoscopic1853
rectilinear1874
overcorrected1875
sphero-cylindrical1881
wide-aperture1882
afocal1887
apochromatic1887
anastigmatic1890
telecentric1892
photovisual1899
aspherical1922
aspheric1923
multifocal1928
plano1944
demagnifying1959
1881 Ophthalmic Rev. Nov. (advt.) Every description of Astigmatic, Cylindrical and Sphero-Cylindrical Spectacle Lenses.
1962 L. S. Sasieni Princ. & Pract. Optical Dispensing x. 264 A toric lens is a curved sphero-cylindrical lens.
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as lemmas
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