The Dictionary Of Photography


	Animals
	appearance of the hand camera, the London Stereoscopic Com-pany took a lead in the introduction of a twin-lens form. Their most recent and compact twin-lens camera is shown by fig. 4. Mr. Dallmeyer's Naturalists' Camera. Another very excellent camera for zoological work is the Dallmeyer " Naturalists' Hand


	Camera," in which the focussing is by a reflection from the working objective. This system allows the use of a lens both with and without telephoto attachment. The quarter-plate size, shown by figs. 5 and 6, allows of a focal length from 6 ins. to (virtually) 45 ins., a matter of very great importance when the



	Fig. 6. worker may at one time wish to photograph domestic animals at close range, and at another time to set the camera as a standing watch on distant animals - nesting birds for example. The Hand Camera on a Stand. Although the forms mentioned above are called hand cameras, and will often be used while held in the hand, it must not be forgotten that, in many cases, 40