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Details
An impressive 19th-Century English binocular microscope,
signed on the foot HENRY CROUCH LONDON 3434, in a fitted mahogany carrying case -- 50.9cm. (20in.) high
See Colour Illustration
The binocular eyepieces are adjusted by linked rack and pinion. The barrels have rack and pinion focusing and micrometer fine adjustment, a Wenham prism and a triple nosepiece. The circular stage is fully mechanical and graduated 0-360° around the circumference. There is a large condensor beneath and a large plano-concave substage mirror. The main limb tilts on an axis between two uprights to a raised U-shaped foot. The microscope stands on a mahogany base which slides into the case. Accessories include Crouch 1/10in., ¼in., ½in., 1in. and 1 1/16in. objectives in canisters; Wray 1/8in., Baldwin Shipley 3in. and an unsigned ¼in. objectives in canisters; a large table-standing bull's-eye condensor; substage prism attachment and mounting; and a complex susbtage aperture disc attachment with a lens, signed POWELL & LEALAND. The case has a leather carrying handle and key.
signed on the foot HENRY CROUCH LONDON 3434, in a fitted mahogany carrying case -- 50.9cm. (20in.) high
See Colour Illustration
The binocular eyepieces are adjusted by linked rack and pinion. The barrels have rack and pinion focusing and micrometer fine adjustment, a Wenham prism and a triple nosepiece. The circular stage is fully mechanical and graduated 0-360° around the circumference. There is a large condensor beneath and a large plano-concave substage mirror. The main limb tilts on an axis between two uprights to a raised U-shaped foot. The microscope stands on a mahogany base which slides into the case. Accessories include Crouch 1/10in., ¼in., ½in., 1in. and 1 1/16in. objectives in canisters; Wray 1/8in., Baldwin Shipley 3in. and an unsigned ¼in. objectives in canisters; a large table-standing bull's-eye condensor; substage prism attachment and mounting; and a complex susbtage aperture disc attachment with a lens, signed POWELL & LEALAND. The case has a leather carrying handle and key.
Special notice
No VAT will be charged on the hammer price, but VAT at 17.5% will be added to the buyer's premium which is invoiced on a VAT inclusive basis
This lot is subject to Collection and Storage charges