细节
An early 19th-century Lucernal microscope signed on the focusing sliding plate J. Dollond, the pyramid-shaped projection box supported by two rectangular shaped pillars from the mahogany base, teh stage supported on a shaped pillar with racka nd pinion lateral adjustment, fore and aft adjustment by screw rod, with large condenser lens on slide bar, the projection bax with sliding cover and frosted glass screen and magnifying lens, with a mahogany case of accessories including, fine numbered objectives, three numbered lenses, live-box, cone, swivel concave mirror, specimen-tube, sliders, frog-plate and other items, the case 12½in. (31.7cm.) wide the microscope and case contained in a fitted pine carrying case 26½in. (67.3cm.) wide
See Colour Plate
See Colour Plate