1- : 35 , , (wide angle) . . ( auto focus and exposure ) : :

(American Standards Association) : ASA (International Standards Organization) : ISO :100 ISO : .200 ISO : .400 ISO : .1000 1600 ISO : .

. Digital Photography . Scanner . Digital Camera . : : ( Digital Camera )

: . . . . . Photoshop .

35 . . : 1- (lens ) . 2- ( Aperture ) . 3- ( Shutter) . , (Sensor ) .

(Sensor ) . : ( CCD Sensor) , ( CMOS Sensor) , picture element, (Pixel) , , , , ( Resolution ) .

, , . , , , . :

, 5 . : TIFF , JPEG TIFF : (Tagged Image File Format ) , . JPEG : (Joint Photographer Expert Group ) , , , .

16 100 , (Lowest Resolution Images ) (( greatest amount of compression 8 , .

: ( Lenses )

. , . , . . , .

, .

:1- ( telephoto lens ) : , 50 , . : 85 , 105 , 200 300 , 400 .

telephoto-lens . 370 mm

300

500

2- ( macro lens ) : . , . : 60 , 85 , 100 .

100

3- ( Fisheye lens ) : 15 , , 180 .

15

4- ( Tilt-shift lens ) : .

45

5- (lens Wide-Angle ) : , 50 , , . . : 17 24 , 28 , 35 , .

wide-angle lens 16 mm

Wide angle 16

17

6- ( Zoom lenses ) : , . , . 28 70 , 35 105 , 75 300 . , .

35

7- 50 (normal lens ) : , . () . .

50

, ( Sensor ) , .1- ( Aperture ) 2- ( Shutter Speed ) 3- Sensor ( ISO ) :

Sensor . F . , . . ( F )

F/2.8

F/8.0

F/22

Sensor , . , ( blur ) . 1/60sec .

, 1/12000 , ( )

( )

1/3

1/64

ISO ( ) Sensor . , ISO . , . ISO Sensor .

30 iso 800

ISO 800

ISO 100

ISO 800

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