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A Very Large Collection of Leica Pin Badges, including some early and commemorative examples, many duplicated (a lot)

Large & Impressive 4in Astronomical Telescope By Carl Zeiss Jena, German, c.1925, engraved 'CARL ZEISS JENA Nr.11245' the telescope tube with side...

A Pair of 10 x 50 Periscope Binoculars, By Zeiss German, c.1960, engraved RWDF 10 x 50 and to the base RWMK Carl Zeiss', finished in polished alum...

An Exceptionally Fine Powell & Lealand "No. 1" Compound Monocular/Binocular Microscope English, dated 1898, signed in script to the top of the bar...

A Well Equipped Biunial Magic Lantern By Newton & Co, English, c.1880, the top of the lens mount engraved 'Newton & Co, Opticians to Her Majesty t...

A Complete Set of 9 Astronomical Lantern Slides, English c.1880, unsigned but typical of the sets made by Newton or Carpenter & Westly, the set of...

An Ensign Multex Model 0 Rangefinder Camera, 1937-38, chrome, serial no. H21317, with Ross Xpres f/1.9 53mm lens, chrome, serial no. 139354, body,...

A Nikon I Rangefinder Camera, 1948, 24x32mm, chrome, serial no. 609720, with Nippon-Kogaku Tokyo Nikkor Q.C f/3.5 50mm lens, chrome, serial no. 70...

A Chicago Ferrotype Photo Wonder Cannon Camera, 1910, 1" button exposure, chrome, serial no. 060 A, body, G-VG, lens, F-G, complete with processin...

A Collection of 3 Microscope Oil Lamps, including an oil lamp in a pine case with ceramic shade and blue glass chimney, unsigned, another similar ...

A Powell & Lealand No.3 Microscope, 1865 English, dated to the rear of the limb 1865, engraved to the top of the limb 'POWELL & LEALAND 170 Euston...

A Compound Microscope By Andrew Pritchard, English, c.1830, engraved to the foot, 'A Pritchard 18 Picket St London, with a retail label to the ins...

A Jones 'Improved' Compound Microscope, English, c.1800, engraved to the top of the body tube 'W & S Jones, 30 Holborn London' the microscope on a...

A Very Fine Quekett-Type Dissecting Microscope, English, c.1860, unsigned buy built to the Quekett dissecting microscope design, the microscope fo...

Brass & Mahogany Biunial Magic Lantern, English, c.1890, the large French polished mahogany body with two panelled doors to each side, lacquered b...

A Carl Zeiss Janna Stereo Viewer, German, c.1910, engraved 'CARL ZEISS JENS' and 'Nr.704' with adjustable incline, focusing eyepieces with smooth ...

A Large Glavanometer, English, c.1880, with plaque for 'Brady & Martin Newcastle on Tyne' on tripod base with copper loop and compass dial, height...

A Large Cary Gould-Type Microscope, English, 2nd Quarter 19th Century, engraved to the circular foot 'Cary London', the microscope on a large heav...

A Gunners Level, English c.1840, engraved 'James Gargory' (w 1835-1862), of unusual form with a folding arm with small sliding steel locking pin, ...

English, late 19th Century, engraved on the tripod mount 'R & J Beck Ltd, 68 Cornhill, London' and on the telescope & tripod mount 'LLOYDS 12' the...

Martens Ball-Jointed Metallographic Preparation Microscope, German, c.1900, unsigned but attributed to R. Fuess (see scan), with Zeiss Objectives,...

A Phantasmagoria Magic Lantern, English, c.1860, with trade label to inside of pine case lid for 'T. H. Doublet's Improved Phantasmagoria and Diss...

An Ernemann Ernostar Anastigmat f/1.8 125mm Lens, rack & pinion focus, black, serial no. 224992, body, F, two aperture blades damaged and require ...