IO work as of 1PM:

• bypass optics installed between MC3 and IM1
• the bypass beam comes from the reflection of the main beam off the back of MC1, then through two REFL periscopes
• the first bypass optic is sitting at the edge of the HAM2 optics table
• the second bypass optic is sitting where an MC3 dog clamp is usually installed
• these optics are adjusted using allen keys, and the allen keys remain installed in 3 of 4 adjustment screws
• work done this morning with the PR2 protection cover installed
• for all further alignment checks, use the PRM Trans iris and the PR2 iris

To do this afternoon:

• alignment to PR3

- Cheryl, Ed, Keita, JeffK