Ross Lenses (various)

(1) brass Petzval lens no.17142 with approx. 22cm focal length, barrel engraved 'Ross London 17142 No.3.C.de V.', rack and pinion focusing, mounting ring, lens diameter c.6.5cm (cleaning marks, cap), total height incl. hood c.13cm, (2) brass 8/15 Inch Homocentric lens no.72687 with iris diaphragm to 64, several marks, mounted on square 8.5x8.5cm metal lens board, (3) brass Actinic Triplet No.2 no.11445, focal length c.24cm, built-in orange filter in front lens element, mounting ring, front lens diameter c.3.5cm, rear lens diameter c.4cm, total height c.7cm, two waterhouse stops, (4) brass Ross Xpres 4.5/4 3/4' no.89895 with iris diaphragm to 32, mounting ring, box, (5) aluminium 3x3 Rapid Symmetrical no.53129 with iris diaphragm from 8-64, focal length c.8cm, total height c.3.5cm (5)