Objective lens system for use within microscope

Optical: systems and elements – Lens – Microscope objective

Patent

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Details

359355, 359659, 359660, G02B 2102

Patent

active

051594927

ABSTRACT:
An objective lens system for use within a microscope includes a first to a fourth lenses which are spaced apart from an object side. The first lens is made of either quartz or fluorite, the second and the third lenses are made of quartz, while the fourth lens is made of fluorite. The system transmits ultraviolet and/or far ultraviolet light and correct chromatic aberration. The system is uncomplicated.

REFERENCES:
patent: 4227773 (1980-10-01), Tojo et al.

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