ATIK Cameras 4 Series Manuale d'uso - Pagina 8

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The following table gives the angular resolution per pixel with certain focal distances.

The formula to calculate any other focal length is:

(Pixel Size (μm) / Focal Distance (mm)) * 206.3 = angular resolution (arcseconds/pixel)

Focal

Atik

Length

420

250

3,63

300

3,03

350

2,59

400

2,27

450

2,02

500

1,82

550

1,65

600

1,51

650

1,40

700

1,30

750

1,21

800

1,13

850

1,07

900

1,01

Atik

450

414EX

428EX

2,85

5,32

3,75

2,37

4,44

3,12

2,03

3,80

2,68

1,78

3,32

2,34

1,58

2,99

2,08

1,42

2,66

1,87

1,29

2,42

1,70

1,19

2,22

1,56

1,09

2,05

1,44

1,02

1,90

1,34

0,95

1,77

1,25

0,89

1,66

1,17

0,84

1,57

1,10

0,79

1,48

1,04

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Atik

460EX

490EX

4120EX

3,75

3,04

3,12

2,54

2,68

2,17

2,34

1,90

2,08

1,69

1,87

1,52

1,70

1,38

1,56

1,27

1,44

1,17

1,34

1,09

1,25

1,01

1,17

0,95

1,10

0,90

1,04

0,85

Atik

2,56

2,13

1,83

1,60

1,42

1,28

1,16

1,07

0,98

0,91

0,85

0,80

0,75

0,71