Screen Size and Projection Distance

Fixed Wide Lens (AN-P12EX)F2.5, f=17.1 mm

16:10 Signal Input (Normal Mode)

Picture (Screen) size

Projection distance

Distance from the lens center to

Distance from the lens

the bottom of the image [H]

center to the center of

 

 

 

 

Diag. [χ]

Width

Height

[L]

Lower [H1]

 

Upper [H2]

the image [W]

230'' (584 cm)

495 cm (195'')

310 cm (122'')

6.0 m (19' 9")

–222.9 cm (–87

49/64")

–86.7 cm (–34 1/8")

±54.5cm (21 29/64")

200'' (508 cm)

431 cm (170'')

269 cm (106'')

5.2 m (17' 2")

–193.8 cm (–76

5/16")

–75.4 cm (–29 43/64")

±47.4cm (18 21/32")

150'' (381 cm)

323 cm (127'')

202 cm (79'')

3.9 m (12' 11")

–145.4 cm (–57

15/64")

–56.5 cm (–22 1/4")

±35.5cm (13 63/64")

120'' (305 cm)

258 cm (102'')

162 cm (64'')

3.1 m (10' 4")

–116.3 cm (–45

25/32")

–45.2 cm (–17 13/16")

±28.4cm (11 3/16")

100'' (254 cm)

215 cm (85'')

135 cm (53'')

2.6 m (8' 7")

–96.9 cm (–38

5/32")

–37.7 cm (–14 27/32")

±23.7cm (9 21/64")

80'' (203 cm)

172 cm (68'')

108 cm (42'')

2.1 m (6' 10")

–77.5 cm (–30

17/32")

–30.2 cm (–11 7/8")

±19.0cm (7 15/32")

60'' (152 cm)

129 cm (51'')

81 cm (32'')

1.6 m (5' 2")

–58.1 cm (–22

57/64")

–22.6 cm (–8 29/32")

±14.2cm (5 19/32")

χ:

Picture size (diag.) (in/cm)

The formula for picture size and projection distance

L:

Projection distance (m/ft)

[m/cm]

H1:

Lower distance from the lens center to the bottom of the image (cm/in)

L (m) = 0.02619χ

H2:

Upper distance from the lens center to the bottom of the image (cm/in)

H1

(cm) = –0.96916χ

W:

Distance from the lens center to the center of the image (cm/in)

H2

(cm) = –0.37689χ

 

 

W (cm) = ±0.23691χ

 

 

[Feet/inches]

 

 

L (ft) = 0.02619χ / 0.3048

 

 

H1

(in) = –0.96916χ / 2.54

 

 

H2

(in) = –0.37689χ / 2.54

 

 

W (in) = ±0.23691χ / 2.54

4:3 Signal Input (Normal Mode)

Picture (Screen) size

Projection distance

Distance from the lens center to

Distance from the lens

the bottom of the image [H]

center to the center of

 

 

 

 

Diag. [χ]

Width

Height

[L]

Lower [H1]

 

Upper [H2]

the image [W]

200'' (508 cm)

406 cm (160'')

305 cm (120'')

5.9 m (19' 5")

–219.4 cm (–86

25/64")

–85.3 cm (–33 19/32")

±53.6cm (21 1/8")

150'' (381 cm)

305 cm (120'')

229 cm (90'')

4.4 m (14' 7")

–164.6 cm (–64

51/64")

–64.0 cm (–25 13/64")

±40.2cm (15 27/32")

120'' (305 cm)

244 cm (96'')

183 cm (72'')

3.6 m (11' 8")

–131.7 cm (–51

53/64")

–51.2 cm (–20 5/32")

±32.2cm (12 43/64")

100'' (254 cm)

203 cm (80'')

152 cm (60'')

3.0 m (9' 9")

–109.7 cm (–43

3/16")

–42.7 cm (–16 51/64")

±26.8cm (10 9/16")

80'' (203 cm)

163 cm (64'')

122 cm (48'')

2.4 m (7' 9")

–87.8 cm (–34

9/16")

–34.1 cm (–13 7/16")

±21.5cm (8 29/64")

70'' (178 cm)

142 cm (56'')

107 cm (42'')

2.1 m (6' 10")

–76.8 cm (–30

15/64")

–29.9 cm (–11 49/64")

±18.8cm (7 25/64")

60'' (152 cm)

122 cm (48'')

91 cm (36'')

1.8 m (5' 10")

–65.8 cm (–25

59/64")

–25.6 cm (–10 5/64")

±16.1cm (6 11/32")

χ:

Picture size (diag.) (in/cm)

The formula for picture size and projection distance

L:

Projection distance (m/ft)

[m/cm]

H1:

Lower distance from the lens center to the bottom of the image (cm/in)

L (m) = 0.02965χ

H2:

Upper distance from the lens center to the bottom of the image (cm/in)

H1

(cm) = –1.09716χ

W:

Distance from the lens center to the center of the image (cm/in)

H2

(cm) = –0.42667χ

 

 

W (cm) = ±0.26823χ

 

 

[Feet/inches]

 

 

L (ft) = 0.02965χ / 0.3048

 

 

H1

(in) = –1.09716χ / 2.54

 

 

H2

(in) = –0.42667χ / 2.54

 

 

W (in) = ±0.26823χ / 2.54

Note

•Allow a margin of error in the value in the diagrams above.

•When the distance from the lens center to the bottom of the image [H] is a negative number, this indicates that the bottom of the image is below the lens center.

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