== P1.10 NCPA routine verification == - **Phase** : 1 - **Status** : Draft - **Category** : Unpack, Assemble, and Verification (C1) - **Recurrence** : once at commissioning - **Duration** : 1 day **Description** - Check the working of the internal NCPA routine (phase diversity + ALPAO-DM) **Prerequisites** - SCICAM cooled down. **Procedure** - Run the Phase-diversity routine using the images taken with the SHARK-NIR internal calibration sources to measure the NCPA within (excluding the deployable arm). **Templates** **Success criteria** - Internal NCPA routine works fine and the PSF shows improvement in its quality. **Notes** **LBTO support** - Liquid Nitrogen refill is required in the cleanroom. **Date performed and by whom**