![background image](http://html1.mh-extra.com/html/barco/7qp/7qp_user-manual_473875063.webp)
5. Setup
5.7.2
Locking / unlocking the zoom ring and the focus ring of the lens
Description
In very demanding applications (e.g. motion based systems), a small focus drift or zoom drift may occur. In order to avoid this, the
zoom ring and the focus ring of the lens can be locked mechanically on some of the lenses.
Depending on the lens article number, the zoom and focus locking system will be available or not.
C
AUTION
:
Make sure to unlock the zoom and focus ring before adjusting the zoom/focus!
Necessary tools
No tools.
How to lock the zoom ring and the focus ring of the lens?
Both zoom ring and focus ring are locked at the same time.
1. Install the lens and switch the projector to active state.
2. Wait for the lens to be fully heated up (i.e. after 15 minutes of projection)
3. Adjust the zoom and the focus of the lens
4. Tighten (i.e. clockwise) the zoom/focus locking knob until it is hand-tight
Image 5-14
Engaging the zoom/focus locking system
How to unlock the zoom ring and the focus ring of the lens?
Both zoom ring and focus ring are unlocked at the same time.
1. Release (i.e. counterclockwise) the zoom/focus locking knob until no resistance is felt anymore
Image 5-15
Unlocking the zoom/focus locking system
R59770330 SIM 7QP SERIES 07/10/2013
59
Summary of Contents for 7QP
Page 8: ...Table of contents 4 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 13: ...2 Packaging 2 PACKAGING Overview Unpacking R59770330 SIM 7QP SERIES 07 10 2013 9 ...
Page 16: ...2 Packaging 12 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 52: ...4 Installation 48 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 64: ...5 Setup 2 Now the zoom and focus can be adjusted 60 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 76: ...6 Getting started 72 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 196: ...7 Advanced Image 7 157 192 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 258: ...9 Troubleshooting 254 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 268: ...A NVG option for SIM 7QP 264 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 272: ...B NVG option for SIM 7QP HC 268 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 273: ...C GLD alignment C GLD ALIGNMENT Overview Gamma values R59770330 SIM 7QP SERIES 07 10 2013 269 ...
Page 275: ...D Image files D IMAGE FILES Overview Image files R59770330 SIM 7QP SERIES 07 10 2013 271 ...
Page 280: ...Glossary 276 R59770330 SIM 7QP SERIES 07 10 2013 ...
Page 284: ...Index 280 R59770330 SIM 7QP SERIES 07 10 2013 ...