DE2704299A1 - Petzval-objektiv - Google Patents

Info

Publication number

DE2704299A1

DE2704299A1 DE19772704299 DE2704299A DE2704299A1 DE 2704299 A1 DE2704299 A1 DE 2704299A1 DE 19772704299 DE19772704299 DE 19772704299 DE 2704299 A DE2704299 A DE 2704299A DE 2704299 A1 DE2704299 A1 DE 2704299A1

Authority

DE

Germany

Prior art keywords

lens

petzval

lens according

focal length

combination

Prior art date

1976-02-02

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.)

Pending

Links

• Espacenet
• Global Dossier
• DPMA
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• 230000004075 alteration Effects 0.000 claims description 7
• 230000003287 optical effect Effects 0.000 claims description 4
• 239000000463 material Substances 0.000 claims description 3
• 230000005499 meniscus Effects 0.000 claims description 3
• 230000003595 spectral effect Effects 0.000 description 3
• 238000001228 spectrum Methods 0.000 description 3
• 210000001747 pupil Anatomy 0.000 description 2
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
• 230000006978 adaptation Effects 0.000 description 1
• 230000007812 deficiency Effects 0.000 description 1
• 239000006185 dispersion Substances 0.000 description 1
• 210000003414 extremity Anatomy 0.000 description 1
• 239000011521 glass Substances 0.000 description 1
• 230000008520 organization Effects 0.000 description 1
• 229910052708 sodium Inorganic materials 0.000 description 1
• 239000011734 sodium Substances 0.000 description 1
• 210000001364 upper extremity Anatomy 0.000 description 1