The Photographic News: A Weekly Record of the Progress of Photography, Volume 40Cassell, Petter, and Galpin, 1896 |
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Page 11
... Ground or Opal Glass . OR some purposes , such as backing stereoscopic transparencies , a translucent glass , which is denser than ground glass and less dense than ordinary opal glass , would be advantageous . Such an article may be ...
... Ground or Opal Glass . OR some purposes , such as backing stereoscopic transparencies , a translucent glass , which is denser than ground glass and less dense than ordinary opal glass , would be advantageous . Such an article may be ...
Page 53
... ground - glass screen , and E the three - wick lantern lamp . A word about the ground glass . Some may regard it as super- fluous , and will truly say that the exposure must be much prolonged by its use . But I think that this ...
... ground - glass screen , and E the three - wick lantern lamp . A word about the ground glass . Some may regard it as super- fluous , and will truly say that the exposure must be much prolonged by its use . But I think that this ...
Page 788
... 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 of the eye ...
... 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 of the eye ...
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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 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 matt surface 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 rays readers rectilinear lens retouching round screw shadows shutter side silver slot soda sodium sulphite solution stereoscopic sulphite sulphocyanide taken Thornton-Pickard tion toning tube varnish washing week wood yellow