The microscope and microscopical technology : a textbook for physicians and students / by Heinrich Frey ; translated from the German and edited by George R. Cutter, from the fourth and last German edition.

Date:
1872
Catalogue details

Licence: Public Domain Mark

Credit: The microscope and microscopical technology : a textbook for physicians and students / by Heinrich Frey ; translated from the German and edited by George R. Cutter, from the fourth and last German edition. Source: Wellcome Collection.

Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.

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    IMMERSION OBJECTIVES WITH COREECTING APPARATUS. So.fi.\ 120 fr. 7 150 fr. 8 200 fr. 9 250 fr. No. 10 300 fr. 11 .350 fr. 13 400 fr. LINEAR MAGNIFYING POWER OBTAINED BY THE COMBINATION OF THE OBJECTIVES WITH THE EYE-PIECES. ORDINABT OBJECTIVES. 0 1 2 3 4 5 ( 1 30 80 180 200 300 350 40 100 2R0 380 420 4S0 60 140 350 500 590 680 2 1 1-2 1-4 1-5 1-8 10 15 40 90 90 130 IMMEESION AND COEEECTION OBJECTIVES. 6 7 8 9 10 11 12 r 1 580 775 900 1150 1320 1700 1 600 900 1100 1800 1560 1800 2400 Eye-pieees J. ^ 1400 1600 2000 2200 2680 32()0 I 4 1200 1750 2O00 2500 2750 3150 4500 1 1-10 1-14 1-15 1-SO 1-30 1-40 1-50 1 140 160 175 175 175 175 175 31. Simple microscope for dissections, with doublets, rack-work for coarse adjustment, two wings at the sides of the stage for the support of the hands in fine dissections, with two doublets and case 60 fr. 32. Binocular microscope for dissections, magnifying 10-150 diameters. '. 150 fr. 33. Loupestand, movement for adjusting the focus, new system of camera lucida, and 2 doublets 80 fr. 34. Porte-loup, large model of Lacaze-Duthiers, with illuminating lens and multiple articula- tions for supporting the doublets under the rays of light; 2 doublets; mounted on a thick board which can contain aU the apparatus, thus rendering it very portable 80 fr. 35. Articulated stand with rack-work, without loupe 15 fr. 36. The same without the rack-work 8 fr. 37. Brilcke's loupe 15 fr. 38. Doublets for dissections, focal distance, 20-5 mm. each g fj.. 39. do. 5-2 mm 10 fr. 40. Stage micrometer, mounted in copper, the millimetre in 100 lbs 10 fr. 41. do. miUimetre in 500 lbs 20 fr. 42. do. 1000 lbs 30 ft-. 43. Camera lucida 25 fr. 44. do. ordinary, old form 18 fr. 45. Erecting prism, may be applied to all instruments 25 fr. 46. do. perfected, combined with an eye-piece to give a larger field 35 fr. 47. Revolving object^bearer 25 fr. 48. Condenser, direct 25 fr. 49. do. oblique 15 fr. 50. Amici's illuminating prism, mounted on a separate base, with articulations 25 fr. 51. Black yrounil illumination 15 fr. 52. Polarizinu' ap]»ratus, perfected, 2 Nicols', placed one beneath the object, the other over the eye-piece 40 fr. 5.3. Goniometer.., 30 fr. 54. Section-cutter 60 fr. 55. do. simphlied 35 fr.