On the remote control, input this sequence, using the power off and up/down arrow keys: OFF, UP, DOWN, UP, UP.
Select “Enable” to access the ISF Day and Night modes and to calibrate the projector. Select “Lock” to prevent unauthorized changes to the calibration settings. Select OFF to exit the ISF mode and return to standard operation without the ISF settings.
if this one has an ISF mode in it … if if … otherwise it is all out in the open. Optoma does not have cms.
Please go to the optoma site and look at the user manual there. I did. 🙂 (It’s 720 p … so no isf here)
regards