The Photographic News: A Weekly Record of the Progress of Photography, Volume 40Cassell, Petter, and Galpin, 1896 |
From inside the book
Results 1-3 of 85
Page 261
... object is enclosed in a dark box , and is resting on a sensitive plate , electricity will cause an impression of the object to be made upon the plate . This electricity need not be in direct contact with the object , for if the box be ...
... object is enclosed in a dark box , and is resting on a sensitive plate , electricity will cause an impression of the object to be made upon the plate . This electricity need not be in direct contact with the object , for if the box be ...
Page 500
... object , and that the image is the same size as the object . With the ordinary photographic lenses this is always the case ; when the two - i.e . , the screen and the object - are equidistant from the lens the images are equal in size ...
... object , and that the image is the same size as the object . With the ordinary photographic lenses this is always the case ; when the two - i.e . , the screen and the object - are equidistant from the lens the images are equal in size ...
Page 788
... object on the ground - glass screen . The eye - piece tube has cross - hairs so arranged that they correspond to the cross - lines on the ground - glass ; thus , when the image of the object is centred with relation to the cross - hairs ...
... object on the ground - glass screen . The eye - piece tube has cross - hairs so arranged that they correspond to the cross - lines on the ground - glass ; thus , when the image of the object is centred with relation to the cross - hairs ...
Other editions - View all
Common terms and phrases
acid amateur photographers amidol ammonia aperture apparatus bath bromide paper carbon cent chloride chrome alum citric acid colour competition dark room dark slide developer dish distance drachm edge Editor eikonogen enlarging exhibition exposed exposure film fixed focus frame front gelatine give grains graphers grooves ground glass half-plate hand camera hydroquinone hypo inches interest lamp landscape lantern slides lens lenses light lines London matter Messrs method metol mount necessary negative object obtained ordinary ounce Photographic Society picture piece plate platinotype portrait possible potassium potassium bromide practical prize pyro quarter-plate rabbet rapid rectilinear rays readers rectilinear lens retouching round screw shutter side silver slot soda sodium sulphite solution stereoscopic sulphite sulphocyanide taken Thornton-Pickard tion toning tube varnish washing week wood yellow