The microscope : its construction and management : including technique, photo-micrography, and the past and future of the microscope (1893)
Heurck, Henri van, 1838-1909 · London : C. Lockwood ; New York : D. Van Nostrand Co. · leaf 258
Fig. 165. … Fig. 166. CARL ZEISS. The instrument can be inclined at any angle as far as the horizontalposition. We will now examine the principal objectives of the firm. As we havealready stated, their ordinary objectives are excellent, and the apochromatic
Microscopy
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