Leica auxiliary setting devices for close-ups leitz. Available to purchase for immediate download. Below is an extract from the manual converted to text for a quick impression on the content. Leica auxiliary setting devices for close-ups leitzleica AUXILlARY SETTlNG DEVlCES CLOSE-UP PHOTOGRAPHS can be produced with the LEICA in a variety of ways. The Auxiliary Devices with extension tubes and l ’ m extensible legs provide a practical mi?“ and greatly simplified means of en- 0 Q- J L‘ tering this field. , ' 334? To the LEICA user who owns a 5cm he? ELMAR lens, they offer a choice of photography in the ratios l:l,5, 1:2, and l:3 with the BEHOO device. Many new aspects and possibilities are opened up including the photography of flowers, insects, minerals, coins, postage stamps, small manuscripts and so on. Another device (BELUN for the ELMAR, BELUNHESUM for the SUMMITAR) will allow photography at a scale of lzl. GENERAL PRlNClPLE An extension tube is screwed between camera body and lens mount, increasing extension according to the reproduction ratio. An attachable clamping ring, fitting to the front of the lens mount, takes the tour extensible legs.The tips of these indicate working distance and object size. Filters may be used it required.