Canon EF 600mm f / 4 YI NE USM ruwan tabarau yana cikin ci gaba

Canon ya mallaki ruwan tabarau na firam na 600mm mai girman telephoto tare da iyakar buɗe f / 4 kuma tare da haɗin keɓaɓɓen ƙirar gani (DO) don rage girmanta yayin haɓaka ƙimar hoto.

Diffractive Optics fasaha ce ta musamman wacce Canon ta kirkira wacce ta kunshi hada wani abu mai ban sha'awa a cikin ruwan tabarau. Wannan nau'ikan mai yawan launuka yana kira don sauƙaƙa ƙirar ciki wanda ke haifar da ƙaramin ruwan tabarau yayin haɓaka ƙimar hoto.

Daga cikin ruwan tabarau tare da ginannen DOE, zamu iya samun EF 400mm f / 4 YI NE USM II, wanda aka bayyana a taron Photokina 2014. Tabbas kamfanin yana aiki akan wasu samfuran tare da wannan fasahar kuma EF-mount 600mm f / 4 DO IS USM yana ɗayansu.

Tsarin ciki na Canon EF 600mm f / 4 DO IS USM ruwan tabarau.

Patent na Canon EF 600mm f / 4 DO IS USM ruwan tabarau yana nunawa akan layi

Canon yana aiki a kan sabon ruwan tabarau tare da haɗin keɓaɓɓiyar fasahar Ido Optics. Majiyoyi a Japan sun gano patent don EF-Mount 600mm super-telephoto Firayim tabarau tare da matsakaicin buɗewa na f / 4 wanda ke da ginanniyar hanyar DO.

Haka kuma, gani yana zuwa ne da fasahar karfafa hoto, wannan kusan koyaushe dole ne idan ana maganar daukar hoto da daukar hoto na namun daji kuma hakan zai taimaka matuka a yanayin rashin haske.

Hakanan ruwan tabarau yana amfani da Motocin Ultrasonic, ma'ana cewa mai da hankali kan kansa zai zama mai santsi, shiru, da sauri. Canon EF 600mm f / 4 DO IS USM ruwan tabarau ya ba da sanarwar kansa a matsayin samfuri mai alamar gaske kuma da alama zai iya kasancewa ne ga ƙwararrun masu ɗaukar hoto.

Bayanai dalla-dalla suna nuni da samfur mai tsada, amma yana iya zama mai fa'ida. Abin jira a gani shine ko masana'antar ta Japan zata ci gaba da aikin don sakin wannan a kasuwa.

Sigar-shirye zata zama ƙasa da samfurin da ba na DO ba

An shigar da takaddar neman izinin mallaka a ranar 28 ga Yuni, 2013. An amince da ita a ranar 19 ga Janairun 2015 kuma, kamar yadda za ku iya lura, an ɗauki ɗan lokaci kafin a bazu a kan yanar gizo.

Canon EF 600mm f / 4 DO IS USM ruwan tabarau an ce yana da abubuwa 18 sun kasu kashi 12 cikin ƙungiyoyi tare da ɓangaren aspherical, DO element, da kuma Ultra-low Dispersion element.

Wannan samfurin yana da tsayi kusan 398mm da diamita kusan 143mm, saboda haka zai zama babban ruwan tabarau. Ko ta yaya, zai zama mafi ƙanƙanci fiye da samfurin yanzu wanda ya zo ba tare da wani abu na DO ba kamar yadda ya auna 448mm a tsayi da 168mm a diamita.

A yanzu, ana samun Canon EF 600mm f / 4L IS USM II ruwan tabarau na kusan $ 11,500 a Amazon. Tsaya tare da mu don ƙarin cikakkun bayanai game da sigar DO!