The Barnet Book of Photography: A Collection of Practical Articles

Next we have the papers for Hot-Bath process, to be presently described. These are firstly A and C, both precisely the same in character as the AA and CC just referred to, but i...

HALATION.--When the subject photographed includes some part much more brightly lighted than the rest, such as a window in an interior subject, the details of the bright part are...

There are two methods of working, and results of equal excellence have been produced by either. Some of the most proficient workers of the process adopt the easier one of coatin...

[3] The sodium sulphite and carbonate are dissolved, with the aid of heat, in about 8 oz. (80 parts) of water, the bromide added, and the liquid when cold made up to 10 oz. by a...

Now, compare such feelings as these with those stirred by an example of good pictorial work. In the first place your esteem for it, if you value it at all, is quite as great whe...

If you now take the negative to be printed from and hold it near the fire or a spirit lamp, it will on becoming warm give off perceptible moisture, thus showing that it was dist...

Take half an ounce each of ammonium chloride and mercury bichloride and dissolve in 16 ounces of water, soak the slide in this till it is bleached. Wash well and treat with weak...

Speaking from my own experience I would advise the shifting of the camera either to the right or left, so that the centre aisle is thrown slightly in perspective. This tends to...

Generally speaking, although there are often exceptions, the further an object is from us the grayer it seems. White becomes less white, and dark objects grow less dark, until i...

_Matt Surface._--The matt paper when rough dried has a matt or slightly rough surface, but it may be desired to accentuate the effect. This may be done as follows:--Thoroughly c...

_Simple uncorrected lenses_ such as _spectacle lenses_ or "_monocles_," suffer from the defects that have already been described, and are valued on this account by some workers...

Any of the above developers will be found to rapidly bring out all there is in the plate, and if over-exposure is feared, they may all with advantage be diluted, with an equal q...

When all is ready for exposure, place the printing frame upright opposite the lantern at the mark indicating eighteen inches (see fig. 2), note the time on the seconds hand of t...

The plate should first of all be thoroughly soaked in a solution of the alkali which can be used, and then a few drops of the pyrogallol solution be dropped into the developing...

If the image flashes out immediately upon the application of the developer, the paper has been over-exposed. A strong dose (one or two drams) of ten per cent. bromide added to t...

CAPT. W. DE W. ABNEY, C.B., F.R.S., ETC. CHARLES H. BOTHAMLEY, F.C.S., F.I.C. CHAPMAN JONES, F.C.S., F.I.C. HAROLD BAKER A. HORSLEY HINTON JOHN H. AVERY W. THOMAS ANDREW PRINGLE...

_The Development of Photographic Lenses._--When photography was first practised the best lenses available were those made for use as telescope objectives, and they had to be use...

If double transfer is determined upon, and it is not intended to experiment with ground glass, etc., then when purchasing the carbon tissue, some _temporary_ support (sheets of...

For double transfer from opal the materials required are opal plates, sensitive tissue, French chalk, collodion, double transfer paper, pressure frame, flat camel-hair brush, ch...

Carbon Process, outline of, 253 " Safe Edge for, 269, 255 " Carbon Process, Negative for, 255 " Transfer Paper for, 266, 256 " Temporary Support, 258 " in Detail, 261 " Squeegee...