MEDICAL ENDOSCOPIC INSTRUMENT
A medical endoscopic instrument includes a distal elongated insertion section (1) for minimally invasive insertion into a human or animal body, with at least one LED (5) arranged in a distal end section of the insertion section (1), and a lens system (19) arranged distally of the LED (5) with an opt...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A medical endoscopic instrument includes a distal elongated insertion section (1) for minimally invasive insertion into a human or animal body, with at least one LED (5) arranged in a distal end section of the insertion section (1), and a lens system (19) arranged distally of the LED (5) with an optical axis (x). The lens system (19) includes a first lens (29) and a second lens (31) arranged distally of the first lens (29). The second lens (31) has a proximally extending sleeve extension (35). The sleeve extension (35) has a first reference surface for positioning the second lens (31) in relation to the insertion section (1) and a second reference surface (39) for positioning the first lens (29) in relation to the second lens (31). |
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