Ricoh Hadar-PJ1cwu Y089 Technical Training Manual - Page 4
Browse online or download pdf Technical Training Manual for Projector Ricoh Hadar-PJ1cwu Y089. Ricoh Hadar-PJ1cwu Y089 33 pages.
See the specifications table in the service manual for more details.
Contrast: Compare with Sirius-PJ1 which has a contrast of 2000:1
What does '9000:1' mean?
It means that the white areas are 9000 times brighter than the black areas.