{"id":664,"date":"2009-11-19T18:16:25","date_gmt":"2009-11-19T15:16:25","guid":{"rendered":"http:\/\/badr.cc\/blog\/?p=664"},"modified":"2020-08-16T03:06:55","modified_gmt":"2020-08-16T00:06:55","slug":"%d8%a7%d9%84%d8%b9%d8%af%d8%b3%d8%a7%d8%aa-%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d9%88%d8%a3%d8%b1%d9%82%d8%a7%d9%85-1","status":"publish","type":"post","link":"https:\/\/badr.cc\/?p=664","title":{"rendered":"\u0627\u0644\u0639\u062f\u0633\u0627\u062a … \u0623\u0646\u0648\u0627\u0639 \u0648\u0623\u0631\u0642\u0627\u0645 (1)"},"content":{"rendered":"

\"\u0639\u062f\u0633\u0627\u062a\"<\/p>\n

\u0633\u0646\u062a\u0639\u0631\u0641 \u0623\u0648\u0644\u0627\u064b \u0639\u0644\u0649 \u0645\u0635\u0637\u0644\u062d\u064a\u0646 \u0645\u0647\u0645\u064a\u0646 \u0647\u0645\u0627 :<\/p>\n

\u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a (Focal Length)<\/strong><\/p>\n

<\/p>\n

\u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646 \u0627\u0644\u0639\u062f\u0633\u0629 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0627\u0644\u062a\u064a \u0628\u062f\u0627\u062e\u0644 \u062c\u0633\u0645 \u0627\u0644\u0639\u062f\u0633\u0629 \u0648\u0627\u0644\u062d\u0633\u0627\u0633 (Sensor) \u0627\u0644\u0630\u064a \u0628\u062f\u0627\u062e\u0644 \u062c\u0633\u0645 \u0627\u0644\u0643\u0627\u0645\u064a\u0631\u0627 . \u0648\u062a\u0642\u0627\u0633 \u0628\u0627\u0644\u0645\u0644\u064a\u0645\u062a\u0631 (mm) .<\/p>\n

\u0645\u062b\u0627\u0644 : \u0639\u062f\u0633\u0629 50mm \u060c\u00a0 \u062a\u0628\u0639\u062f \u0639\u062f\u0633\u062a\u0647\u0627 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0645\u0633\u0627\u0641\u0629 5 \u0633\u0645 \u062a\u0642\u0631\u064a\u0628\u0627\u064b \u0639\u0646 \u0627\u0644\u062d\u0633\u0627\u0633 .<\/p>\n

\u0641\u0627\u0626\u062f\u0629 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a \u0647\u0648 \u0627\u0644\u0642\u0631\u0628 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u0645\u0631\u0627\u062f \u062a\u0635\u0648\u064a\u0631\u0647 .<\/p>\n

\u0645\u062b\u0627\u0644 :<\/p>\n

\u0644\u062a\u0635\u0648\u064a\u0631 \u0637\u0627\u0626\u0631 \u064a\u0628\u0639\u062f \u0645\u0633\u0627\u0641\u0629 \u0628\u0639\u064a\u062f\u0629 \u0646\u062d\u062a\u0627\u062c \u0639\u062f\u0633\u0629 \u0630\u0627\u062a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u0643\u0628\u064a\u0631 ( 300mm \u0645\u062b\u0644\u0627\u064b ) \u060c\u00a0 \u0623\u0645\u0627 \u0644\u0623\u062e\u0630 \u0635\u0648\u0631\u0629 \u062c\u0645\u0627\u0639\u064a\u0629 \u0641\u0646\u062d\u062a\u0627\u062c \u0639\u062f\u0633\u0629 \u0630\u0627\u062a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u0623\u0635\u063a\u0631 (18mm \u0645\u062b\u0644\u0627\u064b ) \u062d\u062a\u0649 \u0646\u062d\u0635\u0644 \u0639\u0644\u0649 \u0632\u0627\u0648\u064a\u0629 \u0623\u0648\u0633\u0639 \u0644\u0627\u0633\u062a\u064a\u0639\u0627\u0628 \u062c\u0645\u064a\u0639 \u0627\u0644\u0623\u0634\u062e\u0627\u0635 \u0641\u064a \u0627\u0644\u0635\u0648\u0631\u0629 .<\/p>\n

\u0627\u0636\u063a\u0637 \u0639\u0644\u0649 \u0627\u0644\u0635\u0648\u0631\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0644\u062a\u062c\u0631\u0628\u0629 \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a :<\/p>\n

\"\u0627\u0644\u0628\u0639\u062f<\/a><\/p>\n

\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 (Aperture \u0623\u0648 F-Stop)<\/strong><\/p>\n

\u0641\u062a\u062d\u0629 \u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0645\u0624\u062e\u0631\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 \u0648\u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u062d\u062c\u0645\u0647\u0627 \u0644\u0632\u064a\u0627\u062f\u0629 \u0623\u0648 \u0625\u0646\u0642\u0627\u0635 \u0643\u0645\u064a\u0629 \u0627\u0644\u0636\u0648\u0621 \u0627\u0644\u062f\u0627\u062e\u0644 \u0625\u0644\u0649 \u0627\u0644\u062d\u0633\u0627\u0633 \u0639\u0646\u062f \u0627\u0644\u062a\u0635\u0648\u064a\u0631 , \u0645\u062b\u0644\u0627\u064b : f\/4 \u0648 f\/5.6<\/p>\n

\u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 \u0641\u0648\u0627\u0626\u062f \u0643\u062b\u064a\u0631\u0629 \u060c \u0645\u0646 \u0623\u0647\u0645\u0647\u0627 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0643\u0645\u064a\u0629 \u0627\u0644\u0636\u0648\u0621 \u0627\u0644\u062f\u0627\u062e\u0644 \u0625\u0644\u0649 \u0627\u0644\u0639\u062f\u0633\u0629 \u060c \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0639\u0645\u0642 \u0627\u0644\u0645\u064a\u062f\u0627\u0646 (Depth of Field) . \u0648\u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u062a\u0642\u0648\u0644 :<\/p>\n

\u0643\u0644\u0645\u0627 \u0632\u0627\u062f \u0631\u0642\u0645 \u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 >> \u0643\u0644\u0645\u0627 \u0635\u063a\u0631\u062a \u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 , \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u062a\u0642\u0644 \u0643\u0645\u064a\u0629 \u0627\u0644\u0636\u0648\u0621 \u060c \u0648\u0627\u0644\u0639\u0643\u0633 \u0635\u062d\u064a\u062d .<\/p>\n

\u0631\u0627\u062c\u0639 \u0627\u0644\u062a\u062f\u0648\u064a\u0646\u0629 \u0627\u0644\u0633\u0627\u0628\u0642\u0629 \u0639\u0646 \u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 .. \u0627\u0636\u063a\u0637 \u0647\u0646\u0627<\/a><\/p>\n

<\/p>\n

\u0645\u0627 \u0645\u0639\u0646\u0649 \u0627\u0644\u0646\u0633\u0628\u0629 \u0627\u0644\u0645\u0643\u062a\u0648\u0628\u0629 \u0639\u0644\u0649 \u0627\u0644\u0639\u062f\u0633\u0629 \u0645\u062b\u0644 5.6 \u2013 1:4\u061f<\/p>\n

\u0647\u0630\u0647 \u0627\u0644\u0646\u0633\u0628\u0629 \u062a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0623\u0648\u0633\u0639 \u0641\u062a\u062d\u0629 \u0645\u062a\u0627\u062d\u0629 \u0644\u0644\u0639\u062f\u0633\u0629.<\/p>\n

\u0645\u062b\u0644\u0627\u064b \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0639\u062f\u0633\u0629 17mm \u2013 85mm \u0645\u0639\u0646\u0627\u0647\u0627 \u0623\u0646 \u0623\u0648\u0633\u0639 \u0641\u062a\u062d\u0629 \u0645\u062a\u0627\u062d\u0629 \u0644\u0644\u0639\u062f\u0633\u0629 \u0639\u0646\u062f 17 mm \u0647\u064a F4 \u0648 \u0623\u0648\u0633\u0639 \u0641\u062a\u062d\u0629 \u0645\u062a\u0627\u062d\u0629 \u0644\u0644\u0639\u062f\u0633\u0629 \u0639\u0646\u062f 85mm \u0647\u064a F5.6<\/p>\n

\u0648\u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u062a\u0642\u0648\u0644 :<\/p>\n

\u0623\u064a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u0623\u0643\u0628\u0631 \u0645\u0646 50mm (\u0645\u062b\u0627\u0644 : 80mm \u060c 100mm \u060c 200mm \u060c \u0627\u0644\u062e ) = \u062a\u0642\u0631\u064a\u0628 \u0623\u0643\u062b\u0631 \u0648\u0632\u0627\u0648\u064a\u0629 \u0623\u0636\u064a\u0642 \u0644\u0644\u0645\u0646\u0638\u0631 \u0627\u0644\u0645\u0631\u0627\u062f \u062a\u0635\u0648\u064a\u0631\u0647 .<\/p>\n

\u0648\u0623\u064a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u0623\u0635\u063a\u0631 \u0645\u0646 50mm (\u0645\u062b\u0627\u0644 : 40mm \u060c 20mm \u060c 10mm \u060c \u0627\u0644\u062e ) = \u0632\u0627\u0648\u064a\u0629 \u0623\u0648\u0633\u0639 \u0644\u0644\u0645\u0646\u0638\u0631 \u0627\u0644\u0645\u0631\u0627\u062f \u062a\u0635\u0648\u064a\u0631\u0647 .<\/p>\n

\u0641\u0627\u0635\u0644 \u0645\u0646 \u0627\u0644\u0641\u064a\u062f\u064a\u0648 \u064a\u0634\u0631\u062d \u0637\u0631\u064a\u0642\u0629 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0639\u062f\u0633\u0627\u062a :<\/p>\n

\n
<\/div>\n
\u0635\u0646\u0627\u0639\u0629 \u0627\u0644\u0639\u062f\u0633\u0627\u062a<\/div>\n<\/div>\n

 <\/p>\n

<\/p>\n

\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u062f\u0633\u0627\u062a :<\/strong><\/p>\n

\u0627\u0644\u0639\u064a\u0646 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0644\u0644\u0625\u0646\u0633\u0627\u0646 \u062a\u0639\u0637\u064a\u0646\u0627 \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u062a\u0642\u0631\u064a\u0628\u064a \u0644\u0639\u062f\u0633\u0629 50mm , \u0628\u0645\u0639\u0646\u0649 \u0625\u0630\u0627 \u0627\u0633\u062a\u062e\u062f\u0645\u0646\u0627 \u0639\u062f\u0633\u0629 \u0628\u0639\u062f\u0647\u0627 \u0627\u0644\u0628\u0624\u0631\u064a 50mm \u0633\u0646\u062e\u0631\u062c \u0628\u0646\u0641\u0633 \u0627\u0644\u0646\u062a\u0627\u0626\u062c \u0627\u0644\u0644\u064a \u0646\u0631\u0627\u0647\u0627 \u0628\u0627\u0644\u0639\u064a\u0646 .<\/p>\n

\u062a\u0635\u0646\u0641 \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0625\u0644\u0649 \u0635\u0646\u0641\u064a\u0646 \u0631\u0626\u064a\u0633\u064a\u0646 \u0647\u0645\u0627 :<\/p>\n

\u0623. \u0639\u062f\u0633\u0629 \u0628\u062a\u0631\u0643\u064a\u0632 \u0622\u0644\u064a (Autofocus)<\/p>\n

\u0628. \u0639\u062f\u0633\u0629 \u0628\u062a\u0631\u0643\u064a\u0632 \u064a\u062f\u0648\u064a (Manualfocus)<\/p>\n

\u0648\u064a\u0645\u0643\u0646 \u062a\u0642\u0633\u064a\u0645 \u0647\u0630\u064a\u0646 \u0627\u0644\u0646\u0648\u0639\u064a\u0646 \u0625\u0644\u0649 \u0639\u062f\u0629 \u0623\u0646\u0648\u0627\u0639 \u0647\u064a:<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0640\u0640\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u00a0 Standard :<\/strong><\/p>\n

\"\u0642\u064a\u0627\u0633\u064a\u0629\"<\/p>\n

\u0639\u062f\u0633\u0629 50mm \u0647\u064a \u0627\u0644\u0639\u062f\u0633\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u060c \u0648\u0633\u0628\u0628 \u062a\u0633\u0645\u064a\u062a\u0647\u0627 \u0628\u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u064a\u0639\u0648\u062f \u0625\u0644\u0649 \u0623\u0646 \u0627\u0644\u0639\u062f\u0633\u0629 \u0645\u0646 \u062d\u064a\u062b \u0632\u0627\u0648\u064a\u0629 \u0627\u0644\u0631\u0624\u064a\u0629 \u0648\u0646\u0633\u0628\u0629 \u0627\u0644\u062a\u062c\u0633\u064a\u0645 \u062a\u0639\u062a\u0628\u0631 \u0627\u0644\u0623\u0642\u0631\u0628 \u0625\u0644\u0649 \u0639\u064a\u0646 \u0627\u0644\u0625\u0646\u0633\u0627\u0646 .<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0629 \u0644\u064a\u0633\u062a \u0628\u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u0623\u0648 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0648\u0647\u064a \u062a\u062d\u062a\u0644 \u0645\u0631\u062a\u0628\u0629 \u0648\u0633\u0637\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0646\u0648\u0639\u064a\u0646\u060c \u0648\u062a\u0635\u0644\u062d \u0644\u0644\u0643\u062b\u064a\u0631 \u0645\u0646 \u0645\u062c\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u0635\u0648\u064a\u0631.<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0645\u0644\u0627\u0626\u0645\u0629 \u062c\u062f\u0627\u064b \u0644\u0644\u0644\u0645\u0628\u062a\u062f\u0626\u064a\u0646 \u0641\u064a \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0641\u0647\u064a \u062a\u0633\u0645\u062d \u0628\u0627\u0644\u0625\u0642\u062a\u0631\u0627\u0628 \u0645\u0646 \u0627\u0644\u0645\u0648\u0636\u0648\u0639 \u0625\u0644\u0649 \u062d\u062f \u0643\u0628\u064a\u0631 \u062f\u0648\u0646 \u0623\u0646 \u064a\u062a\u0635\u0627\u062d\u0628 \u0630\u0644\u0643 \u062a\u0634\u0648\u064a\u0647 \u064a\u0630\u0643\u0631 \u0639\u0644\u0649 \u0627\u0644\u0623\u0628\u0639\u0627\u062f.<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0640\u0640\u0640\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0640\u0644\u0640\u0640\u0640\u0629 TelePhoto :<\/strong><\/p>\n

\"\u062a\u064a\u0644\u064a<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u0628\u0624\u0631\u064a\u0629 \u0645\u0646 120 \u0645\u0645 \u0625\u0644\u0649 300 \u0645\u0645\u00a0 \u062a\u0635\u0646\u0641 \u0639\u0644\u0649 \u0623\u0646\u0647\u0627 \u0639\u062f\u0633\u0627\u062a \u0637\u0648\u064a\u0644\u0629 , \u0648\u0643\u0644\u0645\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0639\u062f\u0633\u0629 \u0623\u0637\u0648\u0644, \u064a\u0643\u0648\u0646 \u0628\u0627\u0644\u0625\u0645\u0643\u0627\u0646 \u0627\u0644\u0625\u0628\u062a\u0639\u0627\u062f \u0623\u0643\u062b\u0631 \u0639\u0646 \u0627\u0644\u0645\u0648\u0636\u0648\u0639 \u0627\u0644\u0645\u0631\u0627\u062f \u062a\u0635\u0648\u064a\u0631\u0647 .<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u063a\u0627\u0644\u064a\u0629 \u0627\u0644\u062b\u0645\u0646 \u0648\u062b\u0642\u064a\u0644\u0629 \u0627\u0644\u0648\u0632\u0646 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0648\u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u060c \u0643\u0645\u0627 \u0623\u0646 \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u062c\u062f\u0627\u064b \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u062d\u0627\u0645\u0644 \u0644\u062a\u062c\u0646\u0628 \u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0635\u0648\u0631\u0629 .<\/p>\n

\u062a\u0646\u0641\u0639 \u0641\u064a \u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0628\u0648\u0631\u062a\u0631\u064a\u0647 \u0648\u0644\u0643\u0646\u0647\u0627 \u0633\u062a\u0633\u0628\u0628 \u0628\u0639\u0636 \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0644\u0644\u0645\u0648\u0636\u0648\u0639 \u0628\u0633\u0628\u0628 \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a \u0627\u0644\u0643\u0628\u064a\u0631 \u0644\u0644\u0639\u062f\u0633\u0647 \u060c \u0641\u0643\u0644\u0645\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0635\u0648\u0631\u0647 \u0627\u0644\u0645\u0644\u062a\u0642\u0637\u0647 \u0623\u0628\u0639\u062f \u0643\u0644\u0645\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u062c\u0648\u062f\u0647 \u0623\u0641\u0636\u0644 \u0644\u0630\u0627 \u0641\u0647\u064a \u062a\u0633\u062a\u062e\u062f\u0645 \u0628\u0634\u0643\u0644 \u0623\u0643\u0628\u0631 \u0644\u0644\u062a\u0635\u0648\u064a\u0631 \u0639\u0646 \u0628\u0639\u062f \u0644\u0644\u0645\u0648\u0627\u0636\u064a\u0639 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0648\u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a .<\/p>\n

\u0648\u062a\u0633\u0645\u0649 \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0648\u0631\u064a \u0627\u0644\u0623\u0639\u0644\u0649 \u0645\u0646 300 mm \u0627\u0633\u0645\u00a0 Super Tele Photo .<\/p>\n

\u0627\u0644\u0639\u062f\u0633\u0640\u0640\u0640\u0627\u062a \u0627\u0644\u0642\u0635\u0640\u064a\u0640\u0631\u0629 \u0627\u0644\u0648\u0627\u0633\u0639\u0629\u00a0 Wideangle :<\/strong><\/p>\n

\"\u0648\u0627\u064a\u062f<\/strong><\/p>\n

\u064a\u0643\u0648\u0646 \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0628\u0624\u0631\u064a \u062a\u0642\u0631\u064a\u0628\u0627\u064b \u0645\u0646\u00a0 24 – 28 mm , \u0648\u062a\u062a\u0645\u062a\u0639 \u0628\u0632\u0627\u0648\u064a\u0629 \u062a\u0635\u0648\u064a\u0631 \u0648\u0627\u0633\u0639\u0629 \u0648\u0647\u0648 \u0645\u0627 \u064a\u0633\u0645\u062d \u0628\u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u0636\u064a\u0639 \u062f\u0627\u062e\u0644 \u0627\u0644\u0645\u0634\u0647\u062f .<\/p>\n

\u0643\u0644\u0645\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0639\u062f\u0633\u0629 \u0623\u0642\u0635\u0631 (\u0623\u0648\u0633\u0639 \u0632\u0627\u0648\u064a\u0629\u064b)\u060c \u0632\u0627\u062f \u062a\u0634\u0648\u0647 \u0627\u0644\u0623\u0628\u0639\u0627\u062f (Distortion) \u0641\u064a \u0627\u0644\u0635\u0648\u0631\u0629 , \u0644\u0630\u0644\u0643 \u0644\u0627 \u062a\u0635\u0644\u062d \u0643\u062b\u064a\u0631\u0627 \u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0628\u0648\u0631\u062a\u0631\u064a\u0647 .<\/p>\n

\u0627\u0644\u0641\u0627\u0626\u062f\u0629 \u0645\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u0627\u0644\u0648\u0627\u0633\u0639\u0629 \u064a\u0643\u0648\u0646 \u0641\u064a \u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0628 \u0645\u0646 \u0627\u0644\u0645\u0648\u0636\u0648\u0639 .<\/p>\n

\u0639\u062f\u0633\u0629 \u0639\u064a\u0646 \u0627\u0644\u0633\u0645\u0643\u0629 Fish-eye\u00a0 :<\/strong><\/p>\n

\"\u0639\u064a\u0646<\/p>\n

\u0645\u0635\u0645\u0645\u0629 \u0644\u062a\u0639\u0637\u064a \u062d\u0642\u0644 \u0631\u0624\u064a\u0629 (Angle of view) \u064a\u0635\u0644 \u0625\u0644\u0649 180\u00b0. \u0648\u0647\u0630\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u0639\u062f\u0633\u0629 \u062a\u0633\u062c\u0644 \u0643\u0627\u0645\u0644 \u0646\u0635\u0641 \u0627\u0644\u0643\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u0642\u0627\u0628\u0644\u0647\u0627 .<\/p>\n

\u0639\u0640\u0640\u062f\u0633\u0640\u0640\u0627\u062a \u0627\u0644\u0645\u0627\u0643\u0640\u0640\u0631\u0648:<\/strong><\/p>\n

\"macro<\/p>\n

\u0639\u062f\u0633\u0627\u062a \u0645\u0642\u0631\u0628\u0629 \u0630\u0627\u062a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u0643\u0628\u064a\u0631 \u062a\u0633\u0645\u062d \u0628\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0623\u062c\u0633\u0627\u0645 \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0628\u062d\u062c\u0645 \u0623\u0643\u0628\u0631 \u060c \u0643\u0627\u0644\u0632\u0647\u0648\u0631 \u0648\u0627\u0644\u062d\u0634\u0631\u0627\u062a \u0645\u062b\u0644\u0627\u064b . \u0648\u062a\u062a\u0648\u0641\u0631 \u0647\u0630\u0647 \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0628\u0623\u0628\u0639\u0627\u062f \u0628\u0624\u0631\u064a\u0629 \u0645\u062e\u062a\u0644\u0641\u0629 \u060c \u0645\u062b\u0644\u0627\u064b : 60mm \u060c 105mm \u060c 200mm . \u0648\u0643\u0644\u0645\u0627 \u0632\u0627\u062f \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a \u0643\u0644\u0645\u0627 \u062a\u0645\u0643\u0646 \u0627\u0644\u0645\u0635\u0648\u0631 \u0645\u0646 \u0627\u0644\u062a\u0648\u0627\u062c\u062f \u0639\u0644\u0649 \u0645\u0633\u0627\u0641\u0629 \u0623\u0628\u0639\u062f \u0645\u0646 \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u0645\u0631\u0627\u062f \u062a\u0635\u0648\u064a\u0631\u0647<\/p>\n

\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0645\u0627\u064a\u0643\u0631\u0648 (Micro) \u0644\u0644\u0640 Nikon \u060c \u0623\u0648 \u0627\u0644\u0645\u0627\u0643\u0631\u0648 (Macro) \u0644\u0644\u0640 Canon .<\/p>\n

\u0639\u062f\u0633\u0627\u062a Shift :<\/strong><\/p>\n

\"shift<\/p>\n

\u0639\u062f\u0633\u0627\u062a \u062e\u0627\u0635\u0629 \u0648 \u0645\u0645\u064a\u0632\u0629 \u062a\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0645\u0639\u0645\u0627\u0631\u064a. \u0639\u062f\u0633\u0629 Shift \u0635\u0645\u0645\u062a \u0644\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0623\u0648 \u0627\u0644\u062a\u063a\u064a\u0631 \u0641\u064a \u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0639\u0646\u062f \u062a\u0635\u0648\u064a\u0631\u0647\u0627 \u0628\u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0623\u062e\u0631\u0649.<\/p>\n

<\/p>\n

\u064a\u0645\u0643\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0639\u062f\u0633\u0627\u062a (\u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u0633\u0631\u0639\u0629) \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 \u0643\u0627\u0644\u062a\u0627\u0644\u064a:<\/u><\/p>\n

\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 = 5.6 (\u0628\u0637\u064a\u0626\u0629) >> \u0645\u0646 4 \u0641\u0645\u0627 \u0641\u0648\u0642 \u062a\u0635\u0646\u0641 \u0628\u0637\u064a\u0626\u0629<\/p>\n

\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 = 3.5 (\u0645\u062a\u0648\u0633\u0637\u0629)<\/p>\n

\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629 = 2.8 \u062a\u0639\u062a\u0628\u0631 \u0633\u0631\u064a\u0639\u0629 >> \u0648\u0623\u0642\u0644 \u0645\u0646 2.8 \u062a\u0639\u062a\u0628\u0631 \u0633\u0631\u064a\u0639\u0629 \u0637\u0628\u0639\u0627.. \u0645\u062b\u0644 1.4<\/p>\n

\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0632\u0648\u0645<\/strong> \u0647\u064a \u0630\u0627\u062a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u0645\u062a\u063a\u064a\u0631 , \u0648\u0647\u064a \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u0627\u064b\u00a0 \u0647\u0630\u0647 \u0627\u0644\u0623\u064a\u0627\u0645 \u060c \u0645\u062b\u0644 \/\u00a0 zoom 18-55<\/p>\n

\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0628\u0631\u0627\u064a\u0645<\/strong> \u0647\u064a \u0630\u0627\u062a \u0628\u0639\u062f \u0628\u0624\u0631\u064a \u062b\u0627\u0628\u062a , \u0623\u064a \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062d\u0645\u0644 \u0631\u0642\u0645 \u0648\u0627\u062d\u062f \u0641\u0642\u0637 \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u063a\u064a\u0631\u0647 \u060c \u0645\u062b\u0644 \/\u00a0 105 mm .<\/p>\n

\u062a\u0631\u0642\u0628\u0648\u0627 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062b\u0627\u0646\u064a \u0628\u0625\u0630\u0646\u0647 \u062a\u0639\u0627\u0644\u0649 \u0648\u0627\u0644\u0630\u064a \u0633\u0623\u062a\u062d\u062f\u062b \u0641\u064a\u0647 \u0639\u0646 \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 \u0648\u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0639\u0644\u0649 \u0627\u0644\u0639\u062f\u0633\u0627\u062a \u0648\u0631\u0648\u0627\u0628\u0637 \u0645\u0645\u064a\u0632\u0629 .<\/p>\n","protected":false},"excerpt":{"rendered":"

\u0633\u0646\u062a\u0639\u0631\u0641 \u0623\u0648\u0644\u0627\u064b \u0639\u0644\u0649 \u0645\u0635\u0637\u0644\u062d\u064a\u0646 \u0645\u0647\u0645\u064a\u0646 \u0647\u0645\u0627 : \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a (Focal Length) \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646 \u0627\u0644\u0639\u062f\u0633\u0629 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0627\u0644\u062a\u064a \u0628\u062f\u0627\u062e\u0644 \u062c\u0633\u0645 \u0627\u0644\u0639\u062f\u0633\u0629 \u0648\u0627\u0644\u062d\u0633\u0627\u0633 (Sensor) \u0627\u0644\u0630\u064a \u0628\u062f\u0627\u062e\u0644 \u062c\u0633\u0645 \u0627\u0644\u0643\u0627\u0645\u064a\u0631\u0627 . \u0648\u062a\u0642\u0627\u0633 \u0628\u0627\u0644\u0645\u0644\u064a\u0645\u062a\u0631 (mm) . \u0645\u062b\u0627\u0644 : \u0639\u062f\u0633\u0629 50mm \u060c\u00a0 \u062a\u0628\u0639\u062f \u0639\u062f\u0633\u062a\u0647\u0627 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0645\u0633\u0627\u0641\u0629 5 \u0633\u0645 \u062a\u0642\u0631\u064a\u0628\u0627\u064b \u0639\u0646 \u0627\u0644\u062d\u0633\u0627\u0633 . \u0641\u0627\u0626\u062f\u0629 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u0628\u0639\u062f \u0627\u0644\u0628\u0624\u0631\u064a \u0647\u0648 \u0627\u0644\u0642\u0631\u0628 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u0645\u0631\u0627\u062f […]<\/p>\n","protected":false},"author":2,"featured_media":9119,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[299,122],"class_list":["post-664","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1","tag-lenses","tag-122"],"_links":{"self":[{"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/posts\/664","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/badr.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=664"}],"version-history":[{"count":6,"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/posts\/664\/revisions"}],"predecessor-version":[{"id":9134,"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/posts\/664\/revisions\/9134"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badr.cc\/index.php?rest_route=\/wp\/v2\/media\/9119"}],"wp:attachment":[{"href":"https:\/\/badr.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badr.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badr.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}