124 
page 
Diffraction Plate after Abbe 86 — 87 
Distance of object 4 
Dissecting knives etc., set of . .111 
„ lenses 106 
stands .... 100—104 
Divided Circles 76 
Drawing apparatus ... 56, 77 — 78 
Draw Tubes with millimeter scale 29 
E-Objective 21—22 
Engelmann , Micro - spectral Ob- 
jective 64 
Micro-spectral Photometer 
Eye-pieces : 
Axial-image „ 
Bertrand's „ 
Compensating „ 
Huyghenian „ 
Orthoscopic „ 
Projection „ 
Stereoscopic „ 
Spectroscopic „ 
Setting of Eye-pieces 
Numeration „ 
Eye-piece Micrometer 
Engraving of names on stand 
. 82 
56, 80 
. 56 
15—17 
22—23, 56 
23 
18 
85 
, 81 
. 15 
. 16 
56, 70 
. 31 
56 
F-Objective 21—22 
G -Objective (Water Immersion) . 20 
Glass globe with stand .... 87 
Goniometer Eye-piece . . .56, 76 
H-Objective (Water Immersion) 21 — 22 
Haemacytometer after Thoma . . 75 
Hand Microscope 48 
Hand Spectroscope after Browning 87 
Heating arrangement for warming 
microscopical objects 88 
Huyghenian Eye-pieces 22 — 23 
— with crossed lines 56 
Homogeneous Immersion: 
Objectives for „ ... 6, 14, 21 
Pluid for 6, 21 
page 
l-Objective (Water Immersion) 21 — 22 
Illumination of the objects ... 30 
Illuminating apparatus : 
for white light 30 
for spectroscopically decomposed 
light 63 
for monochromatic light after 
Hartnack 63 
after Abbe 57 — 61 
simplified 61 
small of 1.0 ap 61 
Image distance of the Projection 
Eye-pieces 18 
Immersion fluid 6 
Immersion Objectives, achromatic 6, 21 
„ „ apochromatic 6, 14 
Iris diaphragm 60 — 61 
K-Objective (Water Immersion) . . 20 
Knife for microtomes Ill 
L-Objective 20 
Leather travelling cases . . . . 31 
Lenses 106—109 
Lens Holders 105 
Magnification : 
Initial magnification of the Apo- 
chromatic Objectives , . . 9, 14 
Eye-piece magnification . 16, 17, 23 
Magnifiers 106—109 
Mahogany cases for objectives . . 20 
Measure on brass 75 
„ „ plate-glass 76 
Measuring and counting apparatus 70 
Measuring Eye-pieces . . . 71 — 73 
Metal name plates 31 
Micro-burner 90 
Micrometer movement of the stands 29 
Micrometer : 
Stage Micrometer ] 
} 70 
Eye-piece „ j 
Stage Screw Micrometer ... 73 
Screw Micrometer Eye-piece . 56, 73 
Crossed-line Micrometer ... 74 
Crossed-line Stage Micrometer . 74 
