{"id":61138,"date":"2019-08-12T11:46:02","date_gmt":"2019-08-12T04:46:02","guid":{"rendered":"https:\/\/tmp.phongvu.vn\/?p=61138"},"modified":"2019-08-12T13:43:47","modified_gmt":"2019-08-12T06:43:47","slug":"190800224","status":"publish","type":"post","link":"https:\/\/tmp.phongvu.vn\/hoi-dap\/190800224\/","title":{"rendered":"190800224"},"content":{"rendered":"

\u0110\u00e1nh gi\u00e1\u00a0\u1ed0ng k\u00ednh m\u00e1y \u1ea3nh\/Lens Sony SEL50M28 (Macro F2.8 50 mm FE)<\/strong><\/h2>\n

\"\u1ed0ng \"\u1ed0ng \"\u1ed0ng<\/p>\n

\u1ed0ng k\u00ednh macro ti\u00eau c\u1ef1 c\u1ed1 \u0111\u1ecbnh r\u1ea5t l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y<\/h3>\n

\u1ed0ng k\u00ednh macro ti\u00eau c\u1ef1 c\u1ed1 \u0111\u1ecbnh 50 mm \u201cth\u00f4ng th\u01b0\u1eddng\u201d \u0111a n\u0103ng d\u00e0nh cho c\u1ea3m bi\u1ebfn full-frame n\u00e0y l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho ho\u1ea1t \u0111\u1ed9ng ch\u1ee5p \u1ea3nh h\u00e0ng ng\u00e0y c\u0169ng nh\u01b0 \u0111\u1ec3 ch\u1ee5p \u1ea3nh macro 1:1 \u1ea5n t\u01b0\u1ee3ng. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ee5p ch\u1ee7 th\u1ec3 c\u1eadn c\u1ea3nh \u1edf kho\u1ea3ng c\u00e1ch 16 cm trong khi g\u00f3c ng\u1eafm th\u00f4ng th\u01b0\u1eddng gi\u00fap b\u1ea1n \u0111\u01b0a v\u00e0o nh\u1eefng y\u1ebfu t\u1ed1 n\u1ec1n \u0111\u1ec3 tho\u1ea3i m\u00e1i s\u00e1ng t\u1ea1o h\u01a1n n\u1eefa. C\u00e1c n\u00fat \u0111i\u1ec1u khi\u1ec3n v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a, gi\u00fap ch\u1ee5p \u1ea3nh c\u1eadn c\u1ea3nh d\u1ec5 d\u00e0ng, hi\u1ec7u qu\u1ea3.\"\u1ed0ng<\/p>\n

Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi FE 50 mm F2.8 Macro<\/h3>\n

C\u00e1c m\u00e1y \u1ea3nh Full-Frame E-mount
\nM\u00e1y \u1ea3nh E-mount APS-C<\/p>\n

\"\u1ed0ng<\/p>\n

\"\u1ed0ng<\/p>\n

Ch\u1ee5p c\u1eadn c\u1ea3nh \u0111\u1ec3 c\u00f3 \u1ea3nh macro ngo\u1ea1n m\u1ee5c<\/h3>\n

L\u1ea5y n\u00e9t trong ph\u1ea1m vi g\u1ea7n \u0111\u1ebfn 16 cm v\u1edbi kh\u1ea3 n\u0103ng ch\u1ee5p macro 1:1. Ch\u1ee5p ch\u1ee7 th\u1ec3 m\u00e0 kh\u00f4ng c\u1ea7n di chuy\u1ec3n m\u00e1y \u1ea3nh v\u1ec1 ph\u00eda sau \u0111\u1ec3 t\u1ea1o kho\u1ea3ng c\u00e1ch c\u00f3 th\u1ec3 l\u1ea5y n\u00e9t \u0111\u01b0\u1ee3c. M\u1ed9t \u1ed1ng k\u00ednh tuy\u1ec7t v\u1eddi cho m\u1ecdi t\u00ecnh hu\u1ed1ng trong ng\u00e0y.\"\u1ed0ng<\/p>\n

\u0110\u1ed9 n\u00e9t v\u00e0 hi\u1ec7u \u1ee9ng bokeh tuy\u1ec7t v\u1eddi tr\u00ean to\u00e0n \u1ea3nh<\/h3>\n

Th\u1ea5u k\u00ednh ED (t\u00e1n s\u1eafc c\u1ef1c th\u1ea5p) gi\u1ea3m thi\u1ec3u quang sai \u0111\u01a1n s\u1eafc, mang \u0111\u1ebfn \u0111\u1ed9 s\u1eafc n\u00e9t v\u01b0\u1ee3t tr\u1ed9i tr\u00ean to\u00e0n \u1ea3nh, \u0111\u1ed3ng th\u1eddi c\u01a1 ch\u1ebf kh\u1ea9u \u0111\u1ed9 tr\u00f2n g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean hi\u1ec7u \u1ee9ng bokeh m\u01b0\u1ee3t m\u00e0 \u0111\u1ea7y t\u1ef1 nhi\u00ean.\"\u1ed0ng<\/p>\n

Thi\u1ebft k\u1ebf nh\u1ecf – g\u1ecdn – nh\u1eb9<\/h3>\n

\u0110\u01b0\u1eddng k\u00ednh t\u1ed1i \u0111a 70,8 mm v\u00e0 \u0111\u1ed9 d\u00e0i 71 mm v\u1edbi t\u1ed5ng tr\u1ecdng l\u01b0\u1ee3ng ch\u1ec9 236 g mang \u0111\u1ebfn t\u00ednh di \u0111\u1ed9ng v\u01b0\u1ee3t tr\u1ed9i v\u00e0 d\u1ec5 d\u00e0ng thao t\u00e1c. M\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p ho\u00e0n h\u1ea3o v\u1edbi th\u00e2n m\u00e1y nh\u1ecf g\u1ecdn c\u1ee7a d\u00f2ng \u03b1.\"\u1ed0ng<\/p>\n

D\u00e0nh cho ch\u1ee5p nhanh v\u00e0 ch\u1ee5p macro<\/h3>\n

L\u00fd t\u01b0\u1edfng \u0111\u1ec3 ch\u1ee5p \u1ea3nh phong c\u1ea3nh, \u1ea3nh ch\u00e2n dung v\u00e0 \u1ea3nh macro. Th\u1ea5u k\u00ednh phi c\u1ea7u s\u1ebd hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong tr\u01b0\u1eddng v\u00e0 c\u00e1c quang sai kh\u00e1c \u0111\u1ec3 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh tuy\u1ec7t \u0111\u1ec9nh t\u1eeb trong ra ngo\u00e0i.\"\u1ed0ng<\/p>\n

C\u1ea5u h\u00ecnh \u1ed0ng k\u00ednh<\/h3>\n

Hi\u1ec7u su\u1ea5t quang h\u1ecdc \u1ea5n t\u01b0\u1ee3ng cho m\u00e1y \u1ea3nh Sony, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u00ednh linh ho\u1ea1t v\u00e0 \u0111\u1ed9 tin c\u1eady d\u00e0nh cho nhi\u1ec1u \u1ee9ng d\u1ee5ng.\"\u1ed0ng<\/p>\n

Bi\u1ec3u \u0111\u1ed3 MTF<\/h3>\n

MTF (Bi\u1ec3u \u0111\u1ed3 Chuy\u1ec3n \u0111\u1ed5i \u0110i\u1ec1u bi\u1ebfn) m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o c\u00e1c chi ti\u1ebft \u0111\u1eb9p m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u1eefa c\u00e1c d\u00f2ng c\u00f3 kho\u1ea3ng c\u00e1ch ph\u00f9 h\u1ee3p.\"\u1ed0ng<\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110\u00e1nh gi\u00e1\u00a0\u1ed0ng k\u00ednh m\u00e1y \u1ea3nh\/Lens Sony SEL50M28 (Macro F2.8 50 mm FE) \u1ed0ng k\u00ednh macro ti\u00eau c\u1ef1 c\u1ed1 \u0111\u1ecbnh r\u1ea5t l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng h\u00e0ng...<\/p>\n","protected":false},"author":1,"featured_media":61257,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[832],"tags":[],"_links":{"self":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts\/61138"}],"collection":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/comments?post=61138"}],"version-history":[{"count":3,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts\/61138\/revisions"}],"predecessor-version":[{"id":61333,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts\/61138\/revisions\/61333"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/media\/61257"}],"wp:attachment":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/media?parent=61138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/categories?post=61138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/tags?post=61138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}