Optical: systems and elements – Compound lens system – Microscope
Patent
1989-10-05
1991-09-17
Scott, J. R.
Optical: systems and elements
Compound lens system
Microscope
307 43, G02B 2124
Patent
active
050489410
ABSTRACT:
The surgical microscope comprises a stand, an arm movably attached to said stand for sustaining a microscope body, an electric control equipment divided into a plural number of units removably piled up on said stand and a foot switch unit to be used for executing various types of functions. Accommodated in each unit are a function control means having a single specific function or plural specific functions different from those of the other units and an independent power source means connected to said function control means in a relation of 1:1 or in a different combination. The surgical microscope can be designed compact as a whole, has high operability and assures high security during operation. Should a function be lost due to troubles during operation, the surgical microscope prevents the other functions from being influenced by the troubles and allows to speedily restore the lost function.
REFERENCES:
patent: 4523732 (1985-06-01), Biber et al.
patent: 4878746 (1989-11-01), Nakano et al.
patent: 4912388 (1990-03-01), Tanaka et al.
Fujiwara Hiroshi
Hamada Masami
Ishikawa Tomonori
Kaneda Masanori
Kinukawa Masahiko
Olympus Optical Co,. Ltd.
Osborn David
Scott J. R.
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