{"id":6493,"date":"2018-07-16T13:56:35","date_gmt":"2018-07-16T06:56:35","guid":{"rendered":"https:\/\/phongvu.vn\/cong-nghe\/?p=6493"},"modified":"2018-09-21T11:19:17","modified_gmt":"2018-09-21T04:19:17","slug":"camera-la-gi-ban-da-thuc-su-hieu-het-ve-camera","status":"publish","type":"post","link":"https:\/\/phongvu.vn\/cong-nghe\/camera-la-gi-ban-da-thuc-su-hieu-het-ve-camera\/","title":{"rendered":"Camera l\u00e0 g\u00ec? B\u1ea1n \u0111\u00e3 th\u1ef1c s\u1ef1 hi\u1ec3u h\u1ebft v\u1ec1 camera?"},"content":{"rendered":"

M\u1ed9t c\u00e2u h\u1ecfi r\u1ea5t \u0111\u01a1n gi\u1ea3n nh\u01b0ng ch\u01b0a h\u1eb3n m\u1ecdi ng\u01b0\u1eddi \u0111\u00e3 bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 : camera l\u00e0 g\u00ec ?\u00a0\u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, th\u01b0\u1eddng nh\u1eafc \u0111\u1ebfn camera \u0111a ph\u1ea7n ch\u00fang ta s\u1ebd ngh\u0129 ngay \u0111\u1ebfn m\u00e1y \u1ea3nh t\u00edch h\u1ee3p trong \u0111i\u1ec7n tho\u1ea1i do th\u00f4ng tin tr\u00ean internet ph\u1ed5 bi\u1ebfn qu\u00e1 nhi\u1ec1u. Nh\u01b0ng th\u1eadt ra kh\u00e1i ni\u1ec7m n\u00e0y c\u00f2n \u0111a d\u1ea1ng h\u01a1n th\u1ebf. <\/strong><\/h2>\n

Camera<\/a> v\u1ed1n l\u00e0 t\u00ean g\u1ecdi chung c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb ghi h\u00ecnh t\u0129nh ho\u1eb7c \u0111\u1ed9ng. Ghi h\u00ecnh t\u0129nh c\u00f3 th\u1ec3 nh\u1eafc \u0111\u1ebfn c\u00e1c lo\u1ea1i m\u00e1y \u1ea3nh, v\u00e0 \u0111\u1ed9ng ta c\u00f3 th\u1ec3 h\u00ecnh dung t\u1edbi c\u00e1c lo\u1ea1i m\u00e1y quay phim. Th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1 th\u00ec 2 lo\u1ea1i camera ghi h\u00ecnh t\u0129nh v\u00e0 \u0111\u1ed9ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p l\u00e0m m\u1ed9t nh\u01b0 \u1edf camera \u0111i\u1ec7n tho\u1ea1i c\u00f3 th\u1ec3 v\u1eeba quay v\u1eeba ch\u1ee5p, c\u00e1c lo\u1ea1i m\u00e1y \u1ea3nh chuy\u00ean d\u1ee5ng c\u0169ng c\u00f3 th\u1ec3 quay phim (v\u00e0 th\u1eadm ch\u00ed ng\u00e0y nay ch\u1ee9c n\u0103ng quay phim tr\u00ean c\u00e1c m\u00e1y \u1ea3nh DSLR c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u h\u01a1n m\u00e1y quay ch\u00ednh th\u1ed1ng do gi\u00e1 th\u00e0nh t\u1ed1t h\u01a1n c\u00f9ng t\u00ednh linh \u0111\u1ed9ng cao c\u1ee7a n\u00f3). <\/span><\/p>\n

\"M\u00e1y
M\u00e1y \u1ea3nh DSLR<\/figcaption><\/figure>\n

Nh\u1ecf b\u00e9 nh\u01b0 webcam (web-camera) b\u00e2y gi\u1edd c\u0169ng c\u00f3 th\u1ec3 v\u1eeba quay v\u1eeba ch\u1ee5p \u1ea3nh b\u1eb1ng ph\u1ea7n m\u1ec1m \u0111i\u1ec1u khi\u1ec3n c\u00e0i trong m\u00e1y t\u00ednh, lo\u1ea1i camera tr\u1ef1c tuy\u1ebfn ph\u1ed5 bi\u1ebfn m\u00e0 ch\u00fang ta \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebft t\u1eeb r\u1ea5t l\u00e2u \u1edf c\u00e1c ti\u1ec7m internet c\u00f4ng c\u1ed9ng. Ph\u00e1t tri\u1ec3n theo th\u1eddi \u0111\u1ea1i, c\u00e1c lo\u1ea1i webcam c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng cao v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh, \u0111\u1ed9 nh\u1ea1y s\u00e1ng l\u00ean r\u1ea5t nhi\u1ec1u.<\/span><\/p>\n

\"Webcam
Webcam Logitech C930e<\/figcaption><\/figure>\n

Hi\u1ec7n \u0111\u1ea1i h\u01a1n, \u0111\u1ec3 ph\u1ee5c v\u1ee5 nh\u1eefng g\u00f3c quay \u0111\u1ed9c \u0111\u00e1o v\u00e0 to\u00e0n c\u1ea3nh t\u1eeb tr\u00ean cao, drone-camera \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 ho\u00e0n thi\u1ec7n. Ph\u1ed5 bi\u1ebfn nh\u1ea5t\u00a0 l\u00e0 lo\u1ea1i m\u00e1y bay \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa c\u00f3 t\u00edch h\u1ee3p thi\u1ebft b\u1ecb quay phim, s\u1eed d\u1ee5ng v\u1edbi m\u1ee5c \u0111\u00edch quay phim di \u0111\u1ed9ng \u1edf nh\u1eefng kh\u00f4ng gian m\u00e0 con ng\u01b0\u1eddi kh\u00f4ng th\u1ec3 ho\u1eb7c kh\u00f3 c\u00f3 th\u1ec3 tr\u1ef1c ti\u1ebfp thao t\u00e1c (nh\u01b0 t\u1eeb tr\u00ean cao, \u1edf c\u00e1c v\u00e1ch n\u00fai hi\u1ec3m tr\u1edf, ph\u1ee5c v\u1ee5 nhi\u1ec7m v\u1ee5 qu\u00e2n s\u1ef1,…).<\/p>\n

\"Drone
Drone-Camera<\/figcaption><\/figure>\n

V\u1edbi kh\u00f4ng gian trong nh\u00e0 nh\u01b0 gia \u0111\u00ecnh hay v\u0103n ph\u00f2ng c\u00e1c doanh nghi\u1ec7p, lo\u1ea1i camera<\/a> hay \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u1ea5t l\u00e0 gi\u00e1m s\u00e1t. Ngo\u00e0i m\u1ee5c \u0111\u00edch ghi h\u00ecnh ch\u1ee7 y\u1ebfu ph\u1ee5c v\u1ee5 an ninh, camera gi\u00e1m s\u00e1t c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u00e1m s\u00e1t ho\u1ea1t \u0111\u1ed9ng n\u1ed9i b\u1ed9. \u1ede c\u00e1c gia \u0111\u00ecnh ph\u01b0\u01a1ng T\u00e2y h\u1ecd hay d\u00f9ng camera gi\u00e1m s\u00e1t trong nh\u00e0 \u0111\u1ec3 c\u00f3 th\u1ec3 theo d\u00f5i con nh\u1ecf m\u00e0 v\u1eabn kh\u00f4ng \u1ea3nh h\u01b0\u1edfng t\u1edbi ho\u1ea1t \u0111\u1ed9ng th\u01b0\u1eddng ng\u00e0y c\u1ee7a ch\u00fang, ph\u1ee5c v\u1ee5 vi\u1ec7c r\u00e8n luy\u1ec7n t\u00ednh t\u1ef1 l\u1eadp cho con c\u00e1i khi kh\u00f4ng c\u00f3 cha m\u1eb9 \u1edf b\u00ean c\u1ea1nh. \u1ede c\u00e1c doanh nghi\u1ec7p, c\u00e1c c\u1ea5p qu\u1ea3n l\u00fd c\u00f3 th\u1ec3 gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u h\u00e0nh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a nh\u00e2n vi\u00ean t\u1eeb xa m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i t\u00fac tr\u1ef1c t\u1ea1i v\u0103n ph\u00f2ng.<\/p>\n

\"Camera
Camera gi\u00e1m s\u00e1t<\/figcaption><\/figure>\n

Theo nhu c\u1ea7u s\u1eed d\u1ee5ng, camera<\/a> h\u00e0nh tr\u00ecnh c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn. C\u0169ng nh\u01b0 l\u00e0m nhi\u1ec7m v\u1ee5 gi\u00e1m s\u00e1t nh\u01b0ng \u0111\u01b0\u1ee3c g\u1eafn c\u1ed1 \u0111\u1ecbnh v\u00e0o ph\u01b0\u01a1ng ti\u1ec7n di chuy\u1ec3n, do \u0111\u00f3 c\u00e1ch th\u1ee9c ghi h\u00ecnh l\u00e0 l\u01b0u l\u1ea1i h\u00e0nh tr\u00ecnh c\u1ee7a ng\u01b0\u1eddi \u0111i. Lo\u1ea1i camera n\u00e0y c\u00f3 t\u00e1c d\u1ee5ng ch\u1ee7 y\u1ebfu l\u00e0 ghi l\u1ea1i h\u00ecnh \u1ea3nh v\u00e0 \u00e2m thanh l\u00e0m b\u1eb1ng ch\u1ee9ng n\u1ebfu c\u00f3 x\u1ea3y ra tranh ch\u1ea5p khi va ch\u1ea1m.<\/p>\n

\"Camera
Camera h\u00e0nh tr\u00ecnh<\/figcaption><\/figure>\n

V\u1edbi c\u00e1ch th\u1ee9c ghi h\u00ecnh c\u1ee7a m\u00e1y \u1ea3nh trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1 v\u1ed1n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn b\u1eb1ng vi\u1ec7c h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c l\u01b0u v\u00e0o m\u1ed9t c\u1ea3m bi\u1ebfn \u0111i\u1ec7n t\u1eed th\u00f4ng qua \u1ed1ng k\u00ednh quang h\u1ecdc, x\u1eed l\u00fd \u0111i\u1ec7n t\u1eed m\u1ed9t c\u00e1ch ph\u1ee9c t\u1ea1p, v\u00e0 c\u00f3 \u0111\u1ed9 nh\u1ea1y s\u00e1ng (ISO) linh \u0111\u1ed9ng. M\u00e1y \u1ea3nh film th\u00ec kh\u00e1c, th\u1eddi k\u1ef3 c\u1ea3m bi\u1ebfn \u0111i\u1ec7n t\u1eed ch\u01b0a \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n th\u00ec “c\u1ea3m bi\u1ebfn” c\u1ee7a m\u00e1y film l\u00e0 cu\u1ed9n film ch\u00fang ta v\u1eabn th\u01b0\u1eddng th\u1ea5y \u0111\u01b0\u1ee3c b\u00e1n \u1edf c\u00e1c ti\u1ec7m kinh doanh ngo\u00e0i ph\u1ed1, \u0111\u1ed9 nh\u1ea1y s\u00e1ng kh\u00f4ng linh ho\u1ea1t nh\u01b0 m\u00e1y \u1ea3nh s\u1ed1 m\u00e0 c\u1ed1 \u0111\u1ecbnh \u1edf t\u1eebng cu\u1ed9n film. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng n\u1ec1n t\u1ea3ng quan tr\u1ecdng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u1ea3m bi\u1ebfn \u0111i\u1ec7n t\u1eed v\u00e0 ra \u0111\u1eddi c\u00e1c lo\u1ea1i camera sau n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"

M\u1ed9t c\u00e2u h\u1ecfi r\u1ea5t \u0111\u01a1n gi\u1ea3n nh\u01b0ng ch\u01b0a h\u1eb3n m\u1ecdi ng\u01b0\u1eddi \u0111\u00e3 bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 : camera l\u00e0 g\u00ec ?\u00a0\u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, th\u01b0\u1eddng nh\u1eafc \u0111\u1ebfn camera \u0111a ph\u1ea7n ch\u00fang ta s\u1ebd ngh\u0129 ngay \u0111\u1ebfn m\u00e1y \u1ea3nh t\u00edch h\u1ee3p trong \u0111i\u1ec7n tho\u1ea1i do th\u00f4ng tin tr\u00ean internet ph\u1ed5 bi\u1ebfn qu\u00e1 nhi\u1ec1u. Nh\u01b0ng th\u1eadt ra […]<\/p>\n","protected":false},"author":1,"featured_media":6642,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[10],"tags":[150,634],"_links":{"self":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/6493"}],"collection":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/comments?post=6493"}],"version-history":[{"count":15,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/6493\/revisions"}],"predecessor-version":[{"id":11175,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/6493\/revisions\/11175"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media\/6642"}],"wp:attachment":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media?parent=6493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/categories?post=6493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/tags?post=6493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}