Hi\u1ec7n nay m\u00e1y quay camera (\u0111\u00e2y l\u00e0 pickup camera kh\u00f4ng ph\u1ea3i m\u00e1y \u1ea3nh, t\u1ee9c camera th\u00f4ng th\u01b0\u1eddng – ch\u00fa th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u1ecbch) v\u1eabn ch\u01b0a ph\u1ea3i l\u00e0 ph\u1ed5 bi\u1ebfn, v\u1eabn ch\u01b0a \u0111\u1ebfn v\u1edbi t\u1eebng nh\u00e0, th\u1ebf nh\u01b0ng v\u1ec1 nguy\u00ean l\u00ed l\u00e0m vi\u1ec7c v\u00e0 m\u1ea5u ch\u1ed1t k\u1ef9 thu\u1eadt th\u00ec n\u00f3 c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u1ef1a nh\u01b0 m\u00e1y \u1ea3nh th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n
Nh\u1eefng ai \u0111\u00e3 d\u00f9ng m\u00e1y \u1ea3nh \u0111\u1ec1u hi\u1ec3u r\u00f5 l\u00e0 mu\u1ed1n ch\u1ee5p \u0111\u01b0\u1ee3c b\u1ee9c \u1ea3nh ch\u1ea5t l\u01b0\u1ee3ng cao th\u00ec ph\u1ea3i hi\u1ec3u r\u00f5: m\u1ed9t l\u00e0 ti\u00eau c\u1ef1 (l\u1ea5y kho\u1ea3ng c\u00e1ch), hai l\u00e0 \u00e1nh s\u00e1ng. L\u1ea5y ti\u00eau c\u1ef1 l\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u1ed1ng k\u00ednh sao cho m\u1ee5c ti\u00eau ch\u1ee5p ph\u1ea3i n\u1eb1m tr\u00ean ti\u00eau \u0111i\u1ec3m. Nh\u01b0 v\u1eady, h\u00ecnh \u1ea3nh tr\u00ean phim m\u1edbi r\u00f5 n\u00e9t. N\u1ebfu kh\u00f4ng th\u00ec \u1ea3nh ch\u1ee5p s\u1ebd m\u1edd, kh\u00f4ng r\u00f5. M\u00e1y \u1ea3nh thao t\u00e1c th\u1ee7 c\u00f4ng th\u01b0\u1eddng l\u00e0 do ng\u01b0\u1eddi ch\u1ee5p ph\u1ea3i l\u1ea5y m\u1eaft m\u00e0 \u01b0\u1edbc l\u01b0\u1ee3ng kho\u1ea3ng c\u00e1ch ti\u00eau c\u1ef1: ng\u01b0\u1eddi ta b\u1eb1ng m\u1eaft m\u00ecnh m\u00e0 \u01b0\u1edbc t\u00ednh kho\u1ea3ng c\u00e1ch gi\u1eefa m\u1ee5c ti\u00eau v\u00e0 \u1ed1ng k\u00ednh, r\u1ed3i \u0111\u01b0a tay \u0111i\u1ec1u ch\u1ec9nh \u1ed1ng k\u00ednh t\u1edbi ti\u00eau c\u1ef1 \u0111\u00f3. \u00e1nh s\u00e1ng th\u00ec \u0111\u1ec1 c\u1eadp \u0111\u1ebfn hai m\u1eb7t l\u00e0 v\u00f2ng s\u00e1ng v\u00e0 th\u1eddi gian l\u00f3e s\u00e1ng. Nguy\u00ean t\u1eafc chung l\u00e0: \u00e1nh s\u00e1ng m\u1edd th\u00ec v\u00f2ng s\u00e1ng ph\u1ea3i m\u1edf to h\u01a1n, th\u1eddi gian l\u00f3e s\u00e1ng ph\u1ea3i d\u00e0i h\u01a1n. \u00e1nh s\u00e1ng m\u1ea1nh th\u00ec v\u00f2ng s\u00e1ng m\u1edf nh\u1ecf \u0111i, th\u1eddi gian l\u00f3e s\u00e1ng ph\u1ea3i ng\u1eafn h\u01a1n. Nh\u1eefng \u0111i\u1ec1u n\u00e0y tr\u01b0\u1edbc khi b\u1ea5m c\u1eeda ch\u1edbp \u0111\u1ec1u ph\u1ea3i c\u00e2n nh\u1eafc k\u0129, ph\u1ea3i s\u1eafp x\u1ebfp \u1ed5n th\u1ecfa.<\/p>\n\n\n\n
Qu\u00e1 tr\u00ecnh v\u00e0 nguy\u00ean l\u00ed quay camera tr\u00ean th\u1ef1c t\u1ebf kh\u00f4ng kh\u00e1c g\u00ec nhi\u1ec1u so v\u1edbi ch\u1ee5p \u1ea3nh, ph\u1ea3i lu\u00f4n ch\u00fa \u00fd t\u1edbi hai kh\u00e2u l\u1ea5y ti\u00eau c\u1ef1 v\u00e0 \u00e1nh s\u00e1ng, c\u00f3 \u0111i\u1ec1u l\u00e0 n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng h\u00f3a r\u1ed3i, kh\u00f4ng c\u1ea7n ph\u1ea3i thao t\u00e1c th\u1ee7 c\u00f4ng n\u1eefa m\u00e0 th\u00f4i. V\u1eady th\u00ec n\u00f3 \u0111\u00e3 th\u1ef1c hi\u1ec7n l\u1ea5y c\u1ef1 li ti\u00eau c\u1ef1 v\u00e0 \u00e1nh s\u00e1ng t\u1ef1 \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? N\u00f3 \u0111\u00e3 th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch ph\u1ed1i h\u1ee3p ch\u1eb7t ch\u1ebd m\u1ed9t s\u1ed1 linh ki\u1ec7n v\u00e0 ph\u1ea7n quang h\u1ecdc v\u1edbi b\u1ed9 vi x\u1eed l\u00ed \u0111i\u1ec7n t\u1eed trong m\u00e1y.<\/p>\n\n\n\n
Khi ta kh\u1edfi \u0111\u1ed9ng camera th\u00ec h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng l\u1ea5y ti\u00eau c\u1ef1 h\u1ed3ng ngo\u1ea1i li\u1ec1n l\u00e0m vi\u1ec7c ngay. N\u00f3 c\u00f3 th\u1ec3 ph\u00e1t ra t\u1eebng ch\u00f9m tia h\u1ed3ng ngo\u1ea1i, t\u1eeb g\u1ea7n \u0111\u1ebfn xa \u0111\u1ec3 qu\u00e9t ngang m\u1ee5c ti\u00eau c\u1ea7n ph\u1ea3i ch\u1ee5p. \u0110\u1ed3ng th\u1eddi v\u1edbi l\u00fac \u0111\u00f3, \u1ed1ng k\u00ednh c\u1ee7a m\u00e1y v\u1edbi s\u1ef1 \u0111i\u1ec1u khi\u1ec3n c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed l\u1ea1i di \u0111\u1ed9ng qua l\u1ea1i t\u1eeb g\u1ea7n \u0111\u1ebfn xa, d\u1eabn h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed \u0111i\u1ec1u ch\u1ec9nh \u1ed1nh k\u00ednh c\u1ee7a camera t\u1edbi v\u1ecb tr\u00ed t\u1ed1t nh\u1ea5t, th\u00f4ng qua thi\u1ebft b\u1ecb c\u01a1 gi\u1edbi. T\u1eeb \u0111\u00f3, n\u00f3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 “l\u1ea5y ti\u00eau c\u1ef1”. N\u00f3 c\u00f2n \u0111\u1ed3ng th\u1eddi kh\u1edfi \u0111\u1ed9ng h\u1ec7 th\u1ed1ng c\u1eeda ch\u1edbp \u0111i\u1ec7n t\u1eed, m\u1edf c\u1eeda ch\u1edbp \u0111\u1ec3 k\u1ecbp th\u1eddi l\u00f3e s\u00e1ng. N\u1ebfu \u00e1nh s\u00e1ng hi\u1ec7n tr\u01b0\u1eddng kh\u00f4ng \u0111\u1ee7, c\u00f2n t\u1ef1 \u0111\u1ed9ng b\u1eadt \u0111\u00e8n l\u00f3e s\u00e1ng, \u0111\u1ec3 \u0111\u1ea1t t\u1edbi hi\u1ec7u qu\u1ea3 ghi h\u00ecnh t\u1ed1t nh\u1ea5t. C\u00f2n v\u1ec1 \u0111\u1ed9 to nh\u1ecf c\u1ee7a v\u00f2ng s\u00e1ng, th\u1eddi gian ng\u1eafn hay d\u00e0i c\u1ee7a l\u00f3e s\u00e1ng l\u00e0 ph\u1ea3i kh\u00f4ng ng\u1eebng t\u1ef1 \u0111\u1ed9ng x\u00e1c \u0111\u1ecbnh trong c\u1ea3 qu\u00e1 tr\u00ecnh ghi h\u00ecnh, b\u1eb1ng h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed v\u00e0 b\u1ed9 ph\u1eadn quang h\u1ecdc. Kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00f3 s\u1ef1 can d\u1ef1 theo c\u00e1ch th\u1ee7 c\u00f4ng n\u1eefa.<\/p>\n\n\n\n
Do qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y quay camera \u0111\u00e3 th\u1ef1c hi\u1ec7n \u0111i\u1ec7n t\u1eed h\u00f3a, t\u1ef1 \u0111\u1ed9ng h\u00f3a. N\u00f3 c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u1ef1 li ch\u00ednh x\u00e1c, l\u00f3e s\u00e1ng nhanh, gi\u1ea3m b\u1edbt \u0111\u01b0\u1ee3c thao t\u00e1c sai l\u1ea7m c\u1ee7a con ng\u01b0\u1eddi m\u00e0 th\u01b0\u1eddng l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng m\u00e1y quay kh\u00e1 cao, c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 mong mu\u1ed1n.<\/p>\n\n\n\n
T\u1eeb kh\u00f3a: Ghi h\u00ecnh; L\u1ea5y kho\u1ea3ng c\u00e1ch ti\u00eau c\u1ef1; L\u00f3e s\u00e1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"
Hi\u1ec7n nay m\u00e1y quay camera (\u0111\u00e2y l\u00e0 pickup camera kh\u00f4ng ph\u1ea3i m\u00e1y \u1ea3nh, t\u1ee9c camera th\u00f4ng th\u01b0\u1eddng – ch\u00fa th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u1ecbch) v\u1eabn ch\u01b0a ph\u1ea3i l\u00e0 ph\u1ed5 bi\u1ebfn, v\u1eabn ch\u01b0a \u0111\u1ebfn v\u1edbi t\u1eebng nh\u00e0, th\u1ebf nh\u01b0ng v\u1ec1 nguy\u00ean l\u00ed l\u00e0m vi\u1ec7c v\u00e0 m\u1ea5u ch\u1ed1t k\u1ef9 thu\u1eadt th\u00ec n\u00f3 c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u1ef1a nh\u01b0 m\u00e1y […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,13],"tags":[],"class_list":["post-10412","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tin-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10412","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=10412"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10412\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10412"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}