Apollo 6 Optics
Here's a picture of the Apollo 6 optics during its post-recovery inspection; In this photo, you can see the ablative panel and optics which were removed from the spacecraft prior to it being put on display.
The scan quality of the Mission Report is rather poor, and I can't find S-68-3676 anywhere else on the Internet. If you know where I can obtain a better picture, please contact me.
Here's a picture of the optics taken on the recovery ship: