
This photo shows's Hubble's Wide Field Camera 3 (WFC3) being tested before it was launched. The camera was installed during the Servicing Mission 4 in May 2009 and replaced the older Wide Field Planetary Camera 2 (WFPC2).
This photo shows's Hubble's Wide Field Camera 3 (WFC3) being tested before it was launched. The camera was installed during the Servicing Mission 4 in May 2009 and replaced the older Wide Field Planetary Camera 2 (WFPC2).