![ISS Spacewalker Duo to Install External Avionics Package & HD Camera – ISS Expedition 51 | Spaceflight101 ISS Spacewalker Duo to Install External Avionics Package & HD Camera – ISS Expedition 51 | Spaceflight101](http://spaceflight101.com/expedition-51/wp-content/uploads/sites/149/2017/05/34186178940_f412dd38c9_k.jpg)
ISS Spacewalker Duo to Install External Avionics Package & HD Camera – ISS Expedition 51 | Spaceflight101
NASA - National Aeronautics and Space Administration - Live HD Earth viewing from the International Space Station! Sit back, watch & enjoy our home planet: http://www.ustream.tv/channel/iss-hdev-payload | Facebook
![Figure 19 from International Space Station (ISS) External High Definition Camera Assembly (EHDCA) | Semantic Scholar Figure 19 from International Space Station (ISS) External High Definition Camera Assembly (EHDCA) | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/82a3a8c1ad2a84e0ef4834c16d175c809f902159/17-Figure19-1.png)
Figure 19 from International Space Station (ISS) External High Definition Camera Assembly (EHDCA) | Semantic Scholar
![ISS Spacewalker Duo to Install External Avionics Package & HD Camera – ISS Expedition 51 | Spaceflight101 ISS Spacewalker Duo to Install External Avionics Package & HD Camera – ISS Expedition 51 | Spaceflight101](http://spaceflight101.com/expedition-51/wp-content/uploads/sites/149/2017/05/33581006882_305be9e5e9_k.jpg)