FIELD: microscope objectives. SUBSTANCE: the microscope objective has the first single positive component, the second positive component, the third triple-cemented component containing a biconcave lens enclosed between two biconvex lenses, the fourth component cemented of a positive and negative lenses, and the fifth negative component in the form of a meniscus cemented of a positive and negative lenses. The second component is made in the form of a single meniscus facing the object space with the concavity. EFFECT: enhanced lens speed and approved correction of polychromatic aberrations due to correction of spherochromatic aberration. 1 dwg, 1 tbl
Authors
Dates
2002-01-27—Published
1998-10-15—Filed