New Canon EF 70-200mm f / 4L lenzi patent muJapan

Canon yakamhan'arira patent iyo inotsanangura iyo EF 70-200mm f / 4L USM lens, iyo inogona kutsiva chizvarwa chiripo, yakatanga kuburitswa muna 2006.

Canon ine akawanda 70-200mm lenses mune yayo lineup. Vamwe vanhu vanogona kunge vakatombozviona zvichipesana uye vane kodzero yekuzviita. Nekudaro, iyo Japan-based kambani inonzwa kuti kune nzvimbo yeimwezve, sezvo ichingobvumidza imwe nyowani EF 70-200mm f / 4L USM optic.

Ikozvino-chizvarwa Canon EF 70-200mm f / 4L USM lens. Yakave ichiwanikwa kubvira 2006, nepo imwe IS vhezheni iripowo. Kunze kweaya maviri, kambani iri kutengesa maviri emamwe mamodheru, iine kuzarura kwe f / 2.8. Zvinotaridza senge nyowani f / 4 vhezheni iri kuuya, nekuti Canon yakango patentera muJapan.

Canon EF 70-200mm f / 4L lenzi patent munyika yekugadzira

Chikumbiro chazvino patent kubva kuJapan chakatenderwa muna Chivabvu 30, 2013. Yakaiswa muna Mbudzi 16, 2011, uye inoratidza imwe 70-200mm lens vhezheni. Iyi inotsanangura akawanda akaenzana ekutarisa akareba ane akati wandei akakura saizi.

Yekutanga inopa kureba kwakatarisana pakati pe72.11mm na193.4mm. Iyo inoratidzira kukwirira kwemufananidzo we 21.64mm, nepo saizi yayo yakamira pa 234.52mm.

Iyo yechipiri vhezheni inoyera 213.85mm pakureba uye inoratidzira yakatarisana kureba kwe72.14-193.38mm, uku ichipa yakafanana mufananidzo kukwirira.

Iyo yechitatu vhezheni inoratidzira iyo yakafanana kukwirira uye kureba kwayo kwakatarisana zvakare kwakafanana kune yekutanga modhi, asi ine kureba kwe233.51mm.

Mamwe maCanon 70-200mm lenses atovepo pamusika

Canon yakaunza iyo yekutanga EF 70-200mm f / 4L USM lens muna 2006. Iyi ndiyo inowanikwa kuAmazambique kwe $ 629 uye, kunyangwe homwe iri kudurura, mamwe mauniti ari munzira.

Uyezve, Canon iri kutengesawo EF 70-200mm f / 4L ISMM optic. Iyi vhezheni yemitambo yemufananidzo yekusimudzira tekinoroji, nekudaro inodhura zvakanyanya, seayo mutengo unomira pamadhora 1,149, nerukudzo rweAmazon.

Mupiro haugumi pano. Iyo Canon EF 70-200mm f / 2.8L IS II USM lens iri inowanikwa $ 2,199 kuAmazon. Kune rimwe divi, iyo yekutanga EF 70-200mm f / 2.8L USM optic inogona kutengwa ne $ 1,299.

Canon nyowani 70-200mm f / 4L optic inogona kunge iri makore matatu kure

Zviri nyore kucherechedza kuti Canon iri kubheja yakakura mune ino telephoto zoom lens nzvimbo. Iko hakuna mumwe mugadziri wedigital imaging ane rakapfuma mutsara, saka vamwe vafotori vanogona kuzviwana zvakashamisa kuti imwe 70-200mm lens iri munzira.

Magetsi anowanzove nehupenyu hwemakore gumi, saka mamwe makore matatu ekuwedzera anogona kupfuura kudzamara tasvika pakuona iyo Canon EF 10-70mm f / 200L IS II USM lens.