![background image](http://html1.mh-extra.com/html/barco/dp2k-23b/dp2k-23b_installation-manual_4087425054.webp)
5. Lenses & lens holder
5.3
Lens formulas
Formulas
Lens
Throw ratio for 1,2" DC2K Zoom
Formulas
1,2" DC2K Zoom (1,25–1,45:1)
1,25- 1,45
PD
min
=1,25 x SW
PD
max
=1,45 x SW
1,2" DC2K Zoom (1,45–2,05:1)
1,45 - 2,05
PD
min
=1,45 x SW
PD
max
=2,05 x SW
1,2" DC2K Zoom (1,6–2,35:1)
1,6 - 2,35
PD
min
=1,60 x SW
PD
max
=2,35 x SW
1,2" DC2K Zoom (1,8–2,8:1)
1,8 - 2,8
PD
min
=1,8 x SW
PD
max
=2,8 x SW
1,2" DC2K Zoom (2,15–3,6:1)
2,15 - 3,6
PD
min
=2,15 x SW
PD
max
=3,6 x SW
1,2" DC2K Zoom (2,8–5,5:1)
2,8 - 5,5
PD
min
=2,8 x SW
PD
max
=5,5 x SW
PD
min
: Minimum distance between projector and screen.
PD
max
: Maximum distance between projector and screen.
SW
: Screen
Width.
Due to production tolerances the real distances can differ by 2% from these calculated values.
For critical situations (
fi
xed installs that use the lens at one of its extreme zoom positions) this should be
taken into account.
48
R59770495 DP2K-23B 30/04/2010
Summary of Contents for DP2K-23B
Page 1: ...DP2K 23B Installation manual R59770495 00 30 04 2010...
Page 6: ......
Page 37: ...4 Lamp lamp house Image 4 5 Remove lamp house R59770495 DP2K 23B 30 04 2010 31...
Page 47: ...4 Lamp lamp house 4 Reinstall the lamp cover of the projector R59770495 DP2K 23B 30 04 2010 41...
Page 78: ...7 Communicator Touch Panel 72 R59770495 DP2K 23B 30 04 2010...
Page 82: ...8 Starting up 76 R59770495 DP2K 23B 30 04 2010...
Page 90: ...9 Projector registration Image 9 9 Add new owner 84 R59770495 DP2K 23B 30 04 2010...
Page 110: ...10 Removal and installation of the projector covers 104 R59770495 DP2K 23B 30 04 2010...