HDZero FPV Goggle Specifications

• HDZero Camera glass-to-goggle glass latency: <3ms
• Adjust IPD range: 57-70mm
• Adjustable focus range: +6to -6 diopter
• Full HD 1920x1080p 90fps OLED micro display
• FOV: 46deg
• Input voltage: 7V-25.2V

HDZero features

1. Supports Analog/HDMI In/HDZero

2. Super fixed low latency

• It is fixed!
• First pixel latency: 3ms vs analog 2ms
• Frame latency: 14.1ms (3+1000/90) for Nano 90 Camera
• Frame latency: 19.7ms (3+1000/60) for other HDZero 60 fps Camera
• Analog Frame latency: 18.7ms (2+1000/60 for NTSC)
• 4.6ms less latency than analog if Nano90 + HDZero Goggle

3. Analog in

• Built-in deinterlacer
• Add-on post image processing (Brightness/Saturation/Hue)
• Scale to 1280x720p for DVR

4. Expansion module

• V1 supports analog receivers only
• RapidFire mode 1 (Has some issues on mode 2, working on it). No problem reported on TBS Fusion
• V2 will support WIFI + analog receivers.

Goggles as RTSP video server, live streaming video to VLC on smartphone

Wireless Linux terminal

Anything you can thinking of, it is a Linux computer

• A known problem that the power supply to the Expansion module cant shut down separately on current V1 module. It will be fixed on next batch.

5. HDMI input

• Support up to 1080p60 or 720p100
• Only goggle can take 720p100 as of today

6. HDMI output

7. Built-in DVR and playback

• H265 for Analog or HDZero 60fps
• H264 for HDZero 90fps
• Auto or manual recording mode
• Playback is on 50fps currently

8. Audio

• Built-in Mic
• Line-in Mic (compatible with Apple headphones)
• Line-out Speaker (compatible with Apple headphones)
• Audio in from AV-in 3.5mm Jack
• Audio in from analog receiver installed on Expansion module
• Recording audio with selectable audio source
• Line out audio when playing back DVR
• Line out audio when AV in or expansion module is selected

9. Gyro

• integrated BMI270
• Head Tracker
• Auto shut off OLED by monitoring movement
• Other gyro-based application in future

10. ESP32

• Built in ESP32 that is connected to main Soc via UART. SDK is provided for flashing ESP32 program and communication with the Soc
• Worked with ELRS team to have backpack fully functioned during beta testing stage
• User can use ESP32 differently other than ELRS backpack

11. OSD

• Built-in OSD for Betaflight, iNAV and AduioPilot
• Customizable OSD font loaded from SD card

12. Open source

• Completely code synchronization between HDZero software team and Github
• Runs on Linux 4.9
• Goggle firmware: GitHub – hd-zero/hdzero-goggle
• Goggle Tooling: GitHub – hd-zero/hdzero-tooling

13. Misc.

• Support diopter lens inserts
• Rail for mounting antennas or receivers pf other digital video system
• 1080p90 OLED with combined focus/IPD knob
• Recessed front SMA jacks

HDZero Freestyle V2 VTX

Micro V2 CameraSpecifications

FreestyleBundle = Micro V2Camera + 120mm MIPI cable + Freestyle V2 VTX +HDZero FPV Goggle