Christie zoom lens

The 140-111104-01 2.0 to 4.0:1 Zoom Lens from Christie is compatible with the company's D12HD-H and D12WU-H (H series) projectors. It provides a throw ratio of 2.0 to 4.0:1, allowing the distance between the projector and the screen to be approximately 2 to 4x the width of the projected image. The lens has zoom and focus memory.