zograscopen.

/ˈzɒɡrəskəʊp/

Etymology: Etymology uncertain, perhaps < zogra- (in zographer n.) + -scope comb. form.

Obsolete exc. Historical.

An optical instrument, consisting of a vertically suspended convex lens in front of a pivotally adjustable mirror mounted on a stand, designed for the viewing of prints in magnified form and with stereoscopic effect.

ΘΚΠ

the world > physical sensation > sight and vision > optical instruments > magnification or magnifying instruments > [noun] > zograscope

zograscope1753

1753 in G. Adams Descr. & Use Universal Trigonometrical Octant 3 (advt.) Zograscopes for viewing perspective Prints.

1953 Ann. Sci. IX. 315 (heading) The zograscope or optical diagonal machine.

1953 Ann. Sci. IX. 315 No reference to the zograscope has so far been found in the literature of the eighteenth or nineteenth centuries, save in certain..advertisements listing instruments made..by [George Adams].

1969 E. H. Pinto Treen 284 Usually described and sold as Georgian shaving mirrors; this, they are not; they are zograscopes,..probably invented about 1750... Also known, during its long life, as an optical machine..intended for viewing prints, etc., in a magnified form.

This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018).

单词	zograscope
释义	zograscopen. /ˈzɒɡrəskəʊp/ Etymology: Etymology uncertain, perhaps < zogra- (in zographer n.) + -scope comb. form. Obsolete exc. Historical. An optical instrument, consisting of a vertically suspended convex lens in front of a pivotally adjustable mirror mounted on a stand, designed for the viewing of prints in magnified form and with stereoscopic effect. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > magnification or magnifying instruments > [noun] > zograscope zograscope1753 1753 in G. Adams Descr. & Use Universal Trigonometrical Octant 3 (advt.) Zograscopes for viewing perspective Prints. 1953 Ann. Sci. IX. 315 (heading) The zograscope or optical diagonal machine. 1953 Ann. Sci. IX. 315 No reference to the zograscope has so far been found in the literature of the eighteenth or nineteenth centuries, save in certain..advertisements listing instruments made..by [George Adams]. 1969 E. H. Pinto Treen 284 Usually described and sold as Georgian shaving mirrors; this, they are not; they are zograscopes,..probably invented about 1750... Also known, during its long life, as an optical machine..intended for viewing prints, etc., in a magnified form. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018). < n.1753
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