6.攝像機(jī)的色溫濾色片屬于

A.自動(dòng)控制系統(tǒng)                                               B.光學(xué)系統(tǒng)  

C.信號處理系統(tǒng)                                               D.伺服系統(tǒng)

7.其他因素不變的情況下，焦距越______，景深越小；光圈孔徑越______,景深越小；拍攝距離越______，景深越小。

A.長；大；近                                                  B.短；大；近      

C.長；大；遠(yuǎn)                                                  D.短；大；遠(yuǎn)

8.中午前后的陽光的色溫一般為______之間。

A.5400～5500K                                                B.2800～3500K

C.4000～4500K                                                D.8000～9000K

9.______能強(qiáng)烈表現(xiàn)被攝物體的運(yùn)動(dòng)軌跡和空間關(guān)系。

A.平攝                                                             B.俯攝

C.仰攝                                                             D.頂攝

10.別的所有光控手段都不變，光照條件也沒改變，光圈系數(shù)f16與光圈系數(shù)f4的光通量比值為

A.1∶4                                                             B.4∶1

C.1∶16                                                           D.32∶1