. Beck microscopes. Microscopes. BECK SIMPLEX MICROSCOPE LAMP. This lamp) is suitable for general microscopic work, excepting dark ground illumination. The casing is strongly made and well ventilated, finished in crystalline enamel. The light source is a 60 watt FuUolite globe and the screen a special blue glass, giving an illumination equivalent to day-light. Other coloured screens, as listed can be supplied. The lamp is supplied complete with flexible wire and bayonet or pin adapter. In ordering, the voltage of the electric supply should be specified, also whether bayonet or pin adapter is r
. Beck microscopes. Microscopes. BECK SIMPLEX MICROSCOPE LAMP. This lamp) is suitable for general microscopic work, excepting dark ground illumination. The casing is strongly made and well ventilated, finished in crystalline enamel. The light source is a 60 watt FuUolite globe and the screen a special blue glass, giving an illumination equivalent to day-light. Other coloured screens, as listed can be supplied. The lamp is supplied complete with flexible wire and bayonet or pin adapter. In ordering, the voltage of the electric supply should be specified, also whether bayonet or pin adapter is required. No. 3625. Beck Simplex microscope lamp /"O 18 6 No. 3626 blue-green. Spare screens, ruby, red, orange, green, blue ... ... ... ... each 0 2 No. 3625 BECK CANISTER LAMP. This lamp is of solid construction and has an iris diaphragm fitted together with a cell in which a colour filter can be placed. The light source is a GO watt FuUolite globe. It is a useful lamp for general work, as the light can be readily controlled by the iris diaphragm, but it is not sufficiently powerful for high power dark ground illumination, and cannot be used for top lighting or work with a vertical illuminator, as it has no raising motion. No. 3086. Beck Canister lamp, with FuUolite globe, iris diaphragm and green glass £2 2 0. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Beck (R. & J. ) Ltd. London : Beck
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Keywords: ., bookcontributorgerstei, bookleafnumber95, booksubjectmicroscopes
