Sony HVL-MT24AM Operating Instructions Manual page 270

‫، ﺃﻭ ﻋﻨﺪ ﺍﺳﺘﻌﲈﻝ ﻟﻮﺣﺔ ﻋﺮﻳﻀﺔ ﺃﻭ ﻣﺒﺪ ﹼ ﺩ‬
‫ﻣﻊ ﻣﺒﺪ ﹼ ﺩ ﺿﻮﺀ‬
(‫)ﺿﺒﻂ ﺍﻟﺘﻌﺮﻳﺾ ﺍﻟﻀﻮﺋﻲ‬
‫٥٫٤ ﻭﻗﻔﺔ‬
+
‫٥٫٣ ﻭﻗﻔﺔ‬
+
‫٥٫٢ ﻭﻗﻔﺔ‬
+
‫٥٫١ ﻭﻗﻔﺔ‬
+
‫٥٫٠ ﻭﻗﻔﺔ‬
+
‫٥٫٠ ﻭﻗﻔﺔ‬
–
‫٥٫١ ﻭﻗﻔﺔ‬
–
‫ﺍﺳﺘﻌﲈﻝ ﺗﺪﺭﻳﺞ ﻭﻗﻔﺎﺕ‬
f/stop
‫ﺍﳌﺒﲔ ﻋﲆ ﺍﻟﻴﺴﺎﺭ‬
f/stop
‫ﻓﺈﻥ ﺍﻟﺘﺤﺮﻳﻚ ﻣﻘﺪﺍﺭ ﺧﻄﻮﺓ ﻭﺍﺣﺪﺓ ﻋﻤﻮﺩﻳ ﺎ ﹰ ﻳﺴﺎﻭﻱ‬
‫ﺍﻟﺘﻐﻴﲑ ﺑﻤﻘﺪﺍﺭ ﻭﻗﻔﺔ ﻛﺎﻣﻠﺔ. ﺍﻟﺘﺤﺮﻳﻚ ﺧﻄﻮﺓ ﻭﺍﺣﺪﺓ‬
.‫ﻗﻄﺮﻳ ﺎ ﹰ ﻳﺴﺎﻭﻱ ﺍﻟﺘﻐﻴﲑ ﺑﻤﻘﺪﺍﺭ ﻧﺼﻒ ﻭﻗﻔﺔ‬
‫ﻧﺼﻒ ﺍﻟﻮﻗﻔﺔ ﻫﻲ ﻗﻴﻤﺔ ﺃﺳﺎﺳﻴﺔ ﻟﺘﻬﻴﺌﺔ ﻓﺘﺤﺔ ﺍﻟﻌﺪﺳﺔ‬
‫ﰲ ﻫﺬﻩ ﺍﳋﻄﻮﺓ. ﻋﻨﺪ ﺍﺳﺘﻌﲈﻝ ﻛﺎﻣﲑﺍ ﻣﻬﻴﺄﺓ ﻋﲆ‬
‫٣٫٠ ﻭﻗﻔﺔ، ﻗﻢ ﺑﺘﻌﺪﻳﻞ ﻓﺘﺤﺔ ﺍﻟﻌﺪﺳﺔ ﺑﻘﻴﻤﺔ ﺃﻗﺮﺏ‬
‫ﻣﺎ ﻳﻤﻜﻦ ﺇﱃ ﻗﻴﻤﺔ ﰲ ﺍﳉﺪﻭﻝ ﺃﻋﻼﻩ ﻭﺍﺳﺘﻌﻤﻞ ﻓﺘﺤﺔ‬
‫ﺍﻟﻌﺪﺳﺔ ﻗﺮﻳﺒﺔ ﻣﻦ ﺗﺪﺭﻳﺞ ﺍﻟﻮﻗﻔﺎﺕ‬
.
f/stop
‫ﻟﻠﺘﺼﻮﻳﺮ ﺍﻟﻔﻮﺗﻮﻏﺮﺍﰲ ﺍﻟﺪﻗﻴﻖ، ﻳ ﹸ ﻮﴅ ﺑﺎﺳﺘﻌﲈﻝ‬
‫، ﺇﺫﺍ ﻗﻤﺖ ﺑﺨﻔﺾ ﺍﻟﺘﻌﺮﻳﺾ‬
‫ﺍﻟﻀﻮﺋﻲ ﺑﻤﻘﺪﺍﺭ ﻭﻗﻔﺔ ﻛﺎﻣﻠﺔ ﻓﺴﺘﺤﺼﻞ ﻋﲆ‬
‫ﺇﺫﺍ ﻗﻤﺖ ﺑﺰﻳﺎﺩﺗﻪ ﺑﻤﻘﺪﺍﺭ ﻧﺼﻒ ﻭﻗﻔﺔ ﻓﺴﺘﺤﺼﻞ‬
٢٧
‫ﻣﻊ ﻟﻮﺣﺔ ﻋﺮﻳﻀﺔ‬
(‫)ﺿﺒﻂ ﺍﻟﺘﻌﺮﻳﺾ ﺍﻟﻀﻮﺋﻲ‬
‫٥٫٣ ﻭﻗﻔﺔ‬
‫٥٫٢ ﻭﻗﻔﺔ‬
‫٥٫١ ﻭﻗﻔﺔ‬
‫٥٫٠ ﻭﻗﻔﺔ‬
‫٥٫٠ ﻭﻗﻔﺔ‬
‫٥٫١ ﻭﻗﻔﺔ‬
‫٥٫٢ ﻭﻗﻔﺔ‬
‫ﺑﺎﺳﺘﻌﲈﻝ ﺗﺪﺭﻳﺞ ﻭﻗﻔﺎﺕ‬
.‫ﺍﻟﻮﺿﻊ ﺍﻟﺘﺼﻮﻳﺮ ﺍﻟﻘﻮﳼ‬
:‫ﻣﺜﺎﻝ‬
/٨ ‫ﺑﺪﺀ ﺍ ﹰ ﻣﻦ‬
f
. /١١
f
/٦٫٧ ‫ﻋﲆ‬
.
f
‫ﻋﻨﺪ ﺍﺳﺘﻌﲈﻝ ﴎﻋﺔ ﻏﲑ‬
ISO 100
.‫ﳚﺐ ﺇﺟﺮﺍﺀ ﺿﺒﻂ ﺇﺿﺎﰲ ﻋﲆ ﺍﳉﺪﺍﻭﻝ ﺍﻟﺴﺎﺑﻘﺔ‬
‫ﺩﻭﻥ ﻟﻮﺣﺔ ﻋﺮﻳﻀﺔ ﺃﻭ‬
‫ﻣﺒﺪ ﹼ ﺩ ﺿﻮﺀ‬
(‫)ﺿﺒﻂ ﺍﻟﺘﻌﺮﻳﺾ ﺍﻟﻀﻮﺋﻲ‬
‫٢ ﻭﻗﻔﺔ‬
+
‫١ ﻭﻗﻔﺔ‬
+
‫ﻻ ﺗﻐﻴﲑ‬
+
‫١ ﻭﻗﻔﺔ‬
+
‫٢ ﻭﻗﻔﺔ‬
–
‫٣ ﻭﻗﻔﺔ‬
–
‫٤ ﻭﻗﻔﺔ‬
–
‫ﻭﻗﻔﺔ ﻛﺎﻣﻠﺔ‬
‫ﺿﻮﺀ‬
ISO 25
+
ISO 50
+
ISO 100
ISO 200
–
ISO 400
–
ISO 800
–
ISO 1600
–
‫ﺗﺪﺭﻳﺞ ﻭﻗﻔﺎﺕ‬
f/stop
‫ﻧﺼﻒ ﻭﻗﻔﺔ‬