DE2739274B3 - - Google Patents

Info

Publication number

DE2739274B3

DE2739274B3 DE2739274B3 DE 2739274 B3 DE2739274 B3 DE 2739274B3 DE 2739274 B3 DE2739274 B3 DE 2739274B3

Authority

DE

Germany

Prior art keywords

diaphragm

light

annular

annular opening

objective

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Active

Links

• Espacenet
• Global Dossier
• DPMA
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• 230000003287 optical effect Effects 0.000 claims description 20
• 230000005855 radiation Effects 0.000 claims description 12
• 238000005286 illumination Methods 0.000 claims description 7
• 230000035876 healing Effects 0.000 claims 1
• 230000004304 visual acuity Effects 0.000 description 10
• 238000011161 development Methods 0.000 description 2
• 230000018109 developmental process Effects 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 210000001747 pupil Anatomy 0.000 description 2
• 241000276498 Pollachius virens Species 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• 238000006073 displacement reaction Methods 0.000 description 1