MAGNIFICATION TABLE FOR LARGE FORMAT CAMERAS

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MAGNIFICATION TABLE for 50mm, 90mm, 135mm, 150mm, 180mm, 200mm and 210mm lenses.

FULL BELLOWS EXTENSION includes any rear extension. Measurement given is the distance from film plane to lens panel. When using rear extension ensure it is fully extended and square and the clamping screws are properly tightened.

FIGURES IN RED are lens panel to subject distances.

YELLOW TABLE CELLS are 1:1 magnification (life size). Values to the left of the Yellow Cells are larger than life size. Values to the right of the Yellow Cells are smaller than life size.

MEASUREMENTS - Refer to Misc Data page, Measurements, for information on the British system of Imperial Linear Measure.

 

..

Focal

Length

of lens

Total Bellows Extension

18"

17"

16"

15"

14"

13"

12"

11"

10"

9"

8"

7"

6"

5"

4"

210mm

15"

1.2

17"

1

17.7"

0.9

18.7"

0.8

20"

0.7

21.6"

0.6

26.6"

0.45

36.6"

0.3

50"

0.2

90"

0.1

00

-

-

-

 -

200mm

14"0

1.3

14.65"

1.16

16"

1

16.4"

0.9

17.5"

0.8

20"

0.65

24"

0.5

27.5"

0.4

37"

0.27

60"

0.15

00

-

-

-

-

180mm

12"

1.5

12.14"

1.4

12.8"

1.25

13.3"

1.1

14"

1

16.25"

0.8

17"

0.7

20"

0.55

25"

0.4

36"

0.25

61"

0.13

00

-

-

-

150mm

9"0

2

9"

1. 9

9.4"

1.7

10"

1.5

10.2"

1.37

10.8"

1.2

12"

1

12.8"

0.86

14.3"

0.7

18"

0.5

23"

0.35

35"

0.2

00

-

-

135mm

7.5"

2.4

8"

2.2

8"

2

8.3"

1.8

8.75"

1.6

9.3"

1.4

9.23"

1.3

11"

1

11.1"

0.9

13"

0.7

16"

0.5

21.8"

0.32

50"

0.12

00

-

90mm

4.5"

4

4.5"

3.8

4.57"

3.5

4.7"

3.2

4.7"

3

4.8"

2.7

5"

2.4

5.5"

2

5.55"

1.8

6"

1.5

(6.4"

1.25

7"

1

8.5"

0.7

12.5"

0.4

33.3"

0.12

50mm

2.25"

8

2.24"

7.6

2.38"

7

2.27"

6.6

2.3"

6

2.32"

5.6

2.4"

5

2.39"

4.6

2.5"

4

2.5"

3.6

2.6"

3

2.7"

2.6

3"

2

3.3"

1.5

4"

1

 

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