125 
page 
Micrometer Eye-piece . . . . 56, 71 
Microscope Lamp 87 
Micro-spectral Objective after Engel- 
MANN 64 
Micro-spectral Photometer . . 56, 82 
Microtomes 110 — 111 
Monobromide of Naphthaline . . 14 
Nachet, reversing prism .... 86 
Objectives : 
General Properties . . . 1 — 3, 4 — 6 
Achromatic Objectives . . 19 — 22 
Apochromatic „ ... 7 — 14 
Changing arrangements for „ 67^ — 69 
Objective magniflcation ... 9, 14 
Photo-micrography : 
Apparatus for „ . . . . 92 — 99 
Stand for „ 36 
Polarisation arrangements . 79 — 80 
Projection apparatus . . . 92 — 99 
Eye-pieces 18 
„ Systems .... 11 — 12 
Reversing prism after Nachet . . 86 
Revolving nose-piece 68 
RoUet, Spectro-Polariser after . . 66 
Saccharimeter 88 
Screw Micrometer Eye-piece 56, 73 
Series of Selenite and Mica films 56, 80 
Sliding Objective-changer . 68—69 
Slips 14, 112— 113 
Sliding Ruler 91 
Specimens, microscopical . . . .111 
Specialkatalog of photo-micrography 92 
page 
Spectroscopic Eye -pieces 56, 81 — 84 
Spectro-polariser after Rollet . . 66 
Spectroscope, Hand-after Browning 87 
Standard Thread 6 
Stage Micrometer 70 
Stages : 
General remarks .... 26 — 28 
Mechanical Stage for Stand F . 34 
Attachable, mechanical stage . . 90 
Stands : 
General remarks . . , . 26 — 31 
Large Stands 32 37 
Medium „ ..... 38—45 
Small „ 46—48 
for crystallographic and petrological 
researches 50 — 55 
Stauroscopic Plate 56 
Stops for Eye-pieces 74 
Table of Magnifications 
of the Apochromatic Objectives 
with the Compensating Eye-pieces 1 7 
of the Achromatic Objectives with 
the Huyghenian Eye-pieces . . 22 
Test-plate after Abbe . . . . . 25 
Test-tube holder 91 
Thickness of Cover, for which the 
Objectives are corrected ... 5 
— Measurement of the same by means 
of the Micrometer screw ... 29 
Thoma, Haemacytometer after . . 75 
Trichina, Microscope for dissecting 48 
Turn Table (Tournettej .... 90 
Working Distance 4 
Working Eye-pieces 16 
Warm Chamber 88 
