{"id":8081,"date":"2026-10-20T23:39:13","date_gmt":"2026-10-20T16:39:13","guid":{"rendered":"https:\/\/nhiepanhvacongnghe.com\/index.php\/2026\/10\/20\/sigma-17-40mm-f1-8-dc-art-khi-mot-ong-zoom-lam-duoc-viec-cua-ba-ong-co-dinh\/"},"modified":"2026-10-20T23:39:13","modified_gmt":"2026-10-20T16:39:13","slug":"sigma-17-40mm-f1-8-dc-art-khi-mot-ong-zoom-lam-duoc-viec-cua-ba-ong-co-dinh","status":"publish","type":"post","link":"https:\/\/nhiepanhvacongnghe.com\/index.php\/2026\/10\/20\/sigma-17-40mm-f1-8-dc-art-khi-mot-ong-zoom-lam-duoc-viec-cua-ba-ong-co-dinh\/","title":{"rendered":"Sigma 17-40mm F1.8 DC Art: khi m\u1ed9t \u1ed1ng zoom l\u00e0m \u0111\u01b0\u1ee3c vi\u1ec7c c\u1ee7a ba \u1ed1ng c\u1ed1 \u0111\u1ecbnh"},"content":{"rendered":"

Ai ch\u01a1i m\u00e1y APS-C l\u00e2u n\u0103m ch\u1eafc \u0111\u1ec1u t\u1eebng \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t c\u00e2u h\u1ecfi quen thu\u1ed9c: mang m\u1ed9t \u1ed1ng zoom f\/2.8 cho ti\u1ec7n, hay mang ba \u1ed1ng c\u1ed1 \u0111\u1ecbnh f\/1.8 cho \u0111\u1eb9p? Zoom th\u00ec ti\u1ec7n nh\u01b0ng ph\u00f4ng kh\u00f4ng m\u00ea. \u1ed0ng c\u1ed1 \u0111\u1ecbnh th\u00ec \u0111\u1eb9p nh\u01b0ng c\u1ee9 \u0111\u1ed5i c\u1ea3nh l\u00e0 ph\u1ea3i \u0111\u1ed5i k\u00ednh, \u0111\u1ed5i c\u1ea3 nh\u1ecbp ch\u1ee5p.<\/p>\n

Sigma 17-40mm F1.8 DC Art ra \u0111\u1eddi \u0111\u1ec3 x\u00f3a b\u1edbt c\u00e2u h\u1ecfi \u0111\u00f3. \u0110\u00e2y l\u00e0 \u1ed1ng zoom cho m\u00e1y mirrorless APS-C, v\u00e0 \u0111i\u1ec1u khi\u1ebfn n\u00f3 \u0111\u1eb7c bi\u1ec7t n\u1eb1m ngay \u1edf con s\u1ed1: kh\u1ea9u f\/1.8 gi\u1eef nguy\u00ean t\u1eeb 17mm \u0111\u1ebfn 40mm<\/strong>. Sigma coi n\u00f3 l\u00e0 ng\u01b0\u1eddi k\u1ebf nhi\u1ec7m c\u1ee7a 18-35mm F1.8 DC HSM Art, \u1ed1ng k\u00ednh t\u1eebng l\u00e0 “th\u1ea7n t\u01b0\u1ee3ng” c\u1ee7a d\u00e2n DSLR APS-C.<\/p>\n

\"Sigma
\u1ea2nh: Sigma (sigmaphoto.com)<\/figcaption><\/figure>\n
\n

M\u1ed9t \u0111i\u1ec1u c\u1ea7n n\u00f3i tr\u01b0\u1edbc \u0111\u1ec3 anh ch\u1ecb kh\u1ecfi mua nh\u1ea7m: \u0111\u00e2y l\u00e0 \u1ed1ng k\u00ednh APS-C<\/strong>. G\u1eafn l\u00ean m\u00e1y full-frame nh\u01b0 Canon R8 hay R8 Mark II s\u1ebd b\u1ecb c\u1eaft khung. N\u00f3 h\u1ee3p v\u1edbi Fujifilm X, Sony E (ZV-E10, d\u00f2ng a6xxx), Canon RF-S (R7, R10) v\u00e0 L-Mount APS-C.<\/p>\n<\/blockquote>\n

D\u1ea3i ti\u00eau c\u1ef1 \u0111\u1ee7 cho c\u1ea3 m\u1ed9t ng\u00e0y \u0111i ch\u1ee5p<\/h2>\n

Tr\u00ean m\u00e1y APS-C, 17-40mm t\u01b0\u01a1ng \u0111\u01b0\u01a1ng kho\u1ea3ng 25,5-60mm tr\u00ean full-frame. N\u00f3i c\u00e1ch kh\u00e1c, \u0111\u1ea7u r\u1ed9ng \u0111\u1ee7 \u0111\u1ec3 ch\u1ee5p ph\u1ed1, ch\u1ee5p kh\u00f4ng gian qu\u00e1n c\u00e0 ph\u00ea, c\u00f2n \u0111\u1ea7u d\u00e0i \u0111\u00e3 ch\u1ea1m t\u1edbi t\u1ea7m ch\u00e2n dung. C\u00f9ng m\u1ed9t v\u1ecb tr\u00ed \u0111\u1ee9ng, anh ch\u1ecb xoay v\u00f2ng zoom l\u00e0 \u0111\u1ed5i \u0111\u01b0\u1ee3c t\u1eeb b\u1ed1i c\u1ea3nh r\u1ed9ng sang khu\u00f4n m\u1eb7t, kh\u00f4ng ph\u1ea3i b\u01b0\u1edbc t\u1edbi b\u01b0\u1edbc lui hay \u0111\u1ed5i k\u00ednh.<\/p>\n

V\u00e0 v\u00ec kh\u1ea9u \u0111\u1ed9 lu\u00f4n l\u00e0 f\/1.8, \u1edf \u0111\u1ea7u n\u00e0o \u00e1nh s\u00e1ng c\u0169ng d\u1ed3i d\u00e0o nh\u01b0 nhau. Ch\u1ee5p trong nh\u00e0 bu\u1ed5i t\u1ed1i, s\u1ef1 ki\u1ec7n thi\u1ebfu s\u00e1ng, hay mu\u1ed1n t\u00e1ch ch\u1ee7 th\u1ec3 kh\u1ecfi n\u1ec1n, anh ch\u1ecb kh\u00f4ng ph\u1ea3i \u0111\u00e1nh \u0111\u1ed5i g\u00ec khi zoom. V\u1edbi m\u1ed9t \u1ed1ng zoom, \u0111\u00f3 l\u00e0 \u0111i\u1ec1u hi\u1ebfm.<\/p>\n

Ch\u1ea5t l\u01b0\u1ee3ng ph\u00f4ng v\u00e0 \u0111\u1ed9 “\u0111\u00e3” khi c\u1ea7m<\/h2>\n

Sigma d\u00f9ng 17 th\u1ea5u k\u00ednh chia 11 nh\u00f3m, trong \u0111\u00f3 c\u00f3 4 th\u1ea5u k\u00ednh SLD v\u00e0 4 th\u1ea5u k\u00ednh phi c\u1ea7u, c\u00f9ng 11 l\u00e1 kh\u1ea9u tr\u00f2n. Hi\u1ec3u \u0111\u01a1n gi\u1ea3n: h\u00e3ng mu\u1ed1n \u1ea3nh s\u1eafc n\u00e9t m\u00e0 v\u00f9ng m\u1edd v\u1eabn m\u1ecbn, \u0111i\u1ec3m s\u00e1ng ph\u00eda sau tr\u00f2n tr\u1ecba thay v\u00ec m\u00e9o c\u1ea1nh. L\u1ea5y n\u00e9t g\u1ea7n nh\u1ea5t 28 cm, \u1edf 40mm ph\u00f3ng \u0111\u1ea1i t\u1ed1i \u0111a 1:4,8, \u0111\u1ee7 \u0111\u1ec3 ch\u1ee5p \u0111\u1ed3 v\u1eadt, m\u00f3n \u0103n, chi ti\u1ebft nh\u1ecf m\u00e0 v\u1eabn c\u00f3 ph\u00f4ng.<\/p>\n

Khi quay video, \u1ed1ng k\u00ednh c\u00f3 th\u00eam v\u00e0i \u01b0u \u0111i\u1ec3m \u0111\u00e1ng k\u1ec3:<\/p>\n

    \n
  • Zoom trong (inner zoom):<\/strong> chi\u1ec1u d\u00e0i \u1ed1ng kh\u00f4ng \u0111\u1ed5i khi xoay zoom, n\u00ean g\u1eafn gimbal th\u0103ng b\u1eb1ng m\u1ed9t l\u1ea7n l\u00e0 xong, k\u00ednh l\u1ecdc ph\u00e2n c\u1ef1c c\u0169ng kh\u00f4ng b\u1ecb xoay l\u1ec7ch.<\/li>\n
  • \u00cdt ph\u1eadp ph\u1ed3ng n\u00e9t:<\/strong> \u0111\u1ed5i \u0111i\u1ec3m n\u00e9t \u00edt b\u1ecb “th\u1edf”, khung h\u00ecnh d\u1ec5 ch\u1ecbu h\u01a1n khi quay.<\/li>\n
  • \u0110\u1ed9ng c\u01a1 l\u1ea5y n\u00e9t tuy\u1ebfn t\u00ednh HLA:<\/strong> theo Sigma l\u00e0 \u00eam v\u00e0 nhanh, h\u1ee3p quay phim l\u1eabn ch\u1ee5p.<\/li>\n<\/ul>\n

    H\u00e3ng c\u0169ng trang b\u1ecb l\u1edbp ch\u1ed1ng b\u1ee5i, ch\u1ed1ng n\u01b0\u1edbc b\u1eafn, l\u1edbp ph\u1ee7 ch\u1ed1ng n\u01b0\u1edbc v\u00e0 d\u1ea7u \u1edf m\u1eb7t k\u00ednh tr\u01b0\u1edbc, c\u00f9ng l\u1edbp ph\u1ee7 Super Multi-Layer \u0111\u1ec3 gi\u1ea3m flare khi ng\u01b0\u1ee3c s\u00e1ng. V\u00f2ng kh\u1ea9u c\u00f3 c\u00f4ng t\u1eafc t\u1eaft ti\u1ebfng click (ng\u00e0m Canon RF d\u00f9ng v\u00f2ng \u0111i\u1ec1u khi\u1ec3n ri\u00eang), v\u00e0 c\u00f3 hai n\u00fat AFL t\u00f9y ch\u1ec9nh tr\u00ean m\u00e1y t\u01b0\u01a1ng th\u00edch.<\/p>\n

    \"M\u1eb7t
    \u1ea2nh: Sigma. \u1ea2nh qu\u1ea3ng b\u00e1 t\u1ed1i m\u00e0u<\/figcaption><\/figure>\n

    C\u00e1i gi\u00e1 c\u1ee7a f\/1.8 l\u00e0 k\u00edch th\u01b0\u1edbc<\/h2>\n

    Kh\u00f4ng c\u00f3 g\u00ec mi\u1ec5n ph\u00ed. \u1ed0ng k\u00ednh n\u1eb7ng kho\u1ea3ng 525 \u0111\u1ebfn 560 g t\u00f9y ng\u00e0m, \u0111\u01b0\u1eddng k\u00ednh 72,9 mm, d\u00e0i ch\u1eebng 116-118 mm, k\u00ednh l\u1ecdc 67mm. So v\u1edbi zoom kit th\u00ec to v\u00e0 n\u1eb7ng h\u01a1n h\u1eb3n. Nh\u01b0ng n\u1ebfu so v\u1edbi vi\u1ec7c ph\u1ea3i mang ba \u1ed1ng c\u1ed1 \u0111\u1ecbnh f\/1.8 \u0111\u1ec3 ph\u1ee7 c\u00f9ng d\u1ea3i ti\u00eau c\u1ef1, th\u00ec n\u00f3 v\u1eabn nh\u1eb9 v\u00e0 g\u1ecdn h\u01a1n nhi\u1ec1u.<\/p>\n

    Gi\u00e1 v\u00e0 ai n\u00ean mua<\/h2>\n

    Gi\u00e1 t\u1ea1i M\u1ef9 theo Sigma l\u00e0 919 USD<\/strong>. H\u00e3ng c\u00f4ng b\u1ed1 th\u00e1ng 6\/2025, b\u1ea3n L-Mount, Sony E v\u00e0 Fujifilm X b\u00e1n t\u1eeb 10\/07\/2025, b\u1ea3n Canon RF t\u1eeb th\u00e1ng 8\/2025. Gi\u00e1 b\u00e1n t\u1ea1i Vi\u1ec7t Nam: anh ch\u1ecb li\u00ean h\u1ec7 S\u00f4ng H\u1ed3ng camera \u0111\u1ec3 \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 v\u00e0 t\u01b0 v\u1ea5n.<\/p>\n

    \u1ed0ng k\u00ednh h\u1ee3p nh\u1ea5t v\u1edbi ng\u01b0\u1eddi d\u00f9ng APS-C mu\u1ed1n m\u1ed9t chi\u1ebfc “\u0111i \u0111\u00e2u c\u0169ng mang”: ch\u00e2n dung m\u00f4i tr\u01b0\u1eddng, ch\u1ee5p \u0111\u1eddi th\u01b0\u1eddng, vlog, s\u1ef1 ki\u1ec7n trong nh\u00e0. N\u1ebfu anh ch\u1ecb \u01b0u ti\u00ean tuy\u1ec7t \u0111\u1ed1i s\u1ef1 g\u1ecdn nh\u1eb9, n\u00f3 c\u00f3 th\u1ec3 h\u01a1i n\u1eb7ng tay. C\u00f2n n\u1ebfu c\u1ea7n ph\u00f4ng \u0111\u1eb9p m\u00e0 kh\u00f4ng mu\u1ed1n \u0111\u1ed5i k\u00ednh li\u00ean t\u1ee5c, \u0111\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn r\u1ea5t \u0111\u00e1ng c\u00e2n nh\u1eafc.<\/p>\n

    Th\u00f4ng s\u1ed1 nhanh:<\/strong> 17-40mm, f\/1.8 c\u1ed1 \u0111\u1ecbnh (nh\u1ecf nh\u1ea5t f\/16), 17 th\u1ea5u k\u00ednh 11 nh\u00f3m, 11 l\u00e1 kh\u1ea9u, l\u1ea5y n\u00e9t g\u1ea7n nh\u1ea5t 28 cm, k\u00ednh l\u1ecdc 67mm, ng\u00e0m L-Mount, Sony E, Fujifilm X, Canon RF.<\/p>\n

    Ngu\u1ed3n:<\/strong> sigmaphoto.com, th\u00f4ng c\u00e1o Sigma, B&H, PetaPixel.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Ai ch\u01a1i m\u00e1y APS-C l\u00e2u n\u0103m ch\u1eafc \u0111\u1ec1u t\u1eebng \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t c\u00e2u h\u1ecfi quen thu\u1ed9c: mang m\u1ed9t \u1ed1ng zoom f\/2.8 cho ti\u1ec7n, hay mang ba \u1ed1ng c\u1ed1\u2026<\/p>\n","protected":false},"author":7,"featured_media":8080,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-8081","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-trai-nghiem-san-pham"],"yoast_head":"\nSigma 17-40mm F1.8 DC Art: khi m\u1ed9t \u1ed1ng zoom l\u00e0m \u0111\u01b0\u1ee3c vi\u1ec7c c\u1ee7a ba \u1ed1ng c\u1ed1 \u0111\u1ecbnh - Nhi\u1ebfp \u1ea2nh V\u00e0 C\u00f4ng Ngh\u1ec7<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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