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zLense

 

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Complete Virtual Studio solution for broadcast environment for production, previsualization, virtual production.

 

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Main Features

▸    Includes the precise and flexible camera-tracking solution: zTrack

▸    Includes zLense Rig (minimum one per setup)

▸    Unity rendering engine/compositing software

___software with zLense’s plugin can be added

▸    Requires green screen studio with chroma-keyer

___and a marker set for zTrack, scaled to the studio needs

▸    Fast setup and workflow

▸    Integrated lens calibration with any lense type using

___zLense Studio calibration module

▸    Unlimited number of broadcast cameras are supported

___• A ‘zLensePC’ is needed for each zLense Rig running

___the depth processing, tracking and user interface

___• a ‘TrackPC’ is needed for all additional cameras

___without zLense Rig

___• and a ‘zRenderPC’ per setup that runs Unity

 

 

IN ACTION
zLense

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Main Camera Information

▸   Supported cameras: any digital broadcast cameras with HD-SDI monitoring

▸   Supported lenses: all lense types are supported – zooming during operation: not supported

▸   Lens metadata: not supported

▸   Lens calibration:

___• zLense High Precision Proprietary Calibration Procedure, restoring and reinstallation from database

___• recalibration: approximately 10 minutes after lens configuration change

▸   Initial Studio setup:

__ • up to 5 hours marker installation (one time preparation)

__ • up to 2 hours calibration per camera

▸  Supported Camera Configurations: handheld, tripod, dolly, crane, Jib, pedestal,

___Technocrane, Steadicam, Libra Head, Ultimate/Russian Arm

▸  Camera monitor feed is required during calibration only:

__• 1080p@25, 1080p@30, 1080i@50, 1080i@60

▸  Composite preview return video to camera is available.

Technical Parameters

▸ Camera tracking reinitialization is not time dependent

▸ Delay: 15 frames

▸ Field of View: 360˚ flexibility with appropriately positioned Markers

zLense Unit

▸ Configuration: minimum 1 unit per setup

▸ Mounting: in front of camera on 15mm standard camera rods

▸ Power: from its own power supply (24V)

▸ Operation: distance from server is up to 2.000 m with fiber or 100 m with copper

▸  Weight: approximately 6,5 kg

Outputs

▸ Rendered video is delivered on HD-SDI (as key and fill video)

▸ Preview is available on HDMI

Locations

▸ Studio setup: supported

▸ Outdoor on-site setup: not supported

Camera tracking sensor unit

▸  Configuration: 1 unit per broadcast camera

▸  Mounting: flexible position

▸  Power: either from camera or using Ethernet (max 4W, PoE Class 2, IEEE standard 802.3af)

▸  Operation: distance from server is up to 2.000 m with fiber or 100 m with copper

▸ Weight: approximately 250g

Server solution

‘zLensePC’, ‘zTrackPC’ and ‘zRenderPC’

▸ Configuration: one server per broadcast camera plus one server per setup

▸ Operating system: Linux based custom OS for ‘zLensePC’ and ‘zTrackPC’ and Windows for ‘zRenderPC’

▸ Application interface: running on zLensePC (one per setup), Unity interface is on ‘zRenderPC’

▸ Location: rack-mounted – controlled over KVM

▸ System Layout

System layout

Hardware Configuration

▸ HP z440 workstation for each server (minimum configuration HP z440 L9K26UT with no OS and 16 GB RAM)

▸ zRender PC (recommended): HP z840 PWH-840514 with nVidia GTX1080 graphics card

▸ 2 standard monitor per setup with keyboard/mouse

▸ 1 control monitor

▸ 1 zLense Rig (minimum)

▸ 1 rigged camera tracking sensor unit for each additional cameras

▸ 1 piece of calibration object per setup

▸ 1 still camera and SD card reader

▸ Set of markers (printed out from database according to need)

▸ PoE and Ethernet network

▸ Synchron generator or sync output from the switcher for camera genlock

▸ SDI switcher with built-in chroma-keyer or external chroma-keyer with multiple camera inputs

▸ Green screen