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细节
A fine black-enamelled and satin-chrome finished petrological microscope,
signed on the body-tube J SWIFT & SON LONDON, No. 20185, with rack and pinion focusing, micrometer fine adjustment, Nicol prism, polariser, cross bar attachment, the curved limb with axis supporting the circuit stage, with well divided circle and vernier, the sub-stage condenser with iris diaphragm, polariser with adjustment and plano-concave mirror, with three eyepieces numbered II, IV and V, for powers x6, x10, x12, four objectives, Oil 1/8 Imm, IN, ¼ IN, 1 IN, with Allen key and base screw clamp, in the original polished mahogany carrying case with brass swing handle -- 15¼in. (39.7cm.) high
See Illustration
signed on the body-tube J SWIFT & SON LONDON, No. 20185, with rack and pinion focusing, micrometer fine adjustment, Nicol prism, polariser, cross bar attachment, the curved limb with axis supporting the circuit stage, with well divided circle and vernier, the sub-stage condenser with iris diaphragm, polariser with adjustment and plano-concave mirror, with three eyepieces numbered II, IV and V, for powers x6, x10, x12, four objectives, Oil 1/8 Imm, IN, ¼ IN, 1 IN, with Allen key and base screw clamp, in the original polished mahogany carrying case with brass swing handle -- 15¼in. (39.7cm.) high
See Illustration
注意事项
VAT rate of 5% is payable on hammer price plus buyer's premium.