Sinova Tech is a developer and manufacturer of optional projector lens of short and ultra-short throw ratio (T/R) for various projectors.

Sinova Tech provides a unique optional projector lens with an ultra-short throw ratio (T/R) of 0.26:1 for 0.76" 3LCD projector and 0.3:1 for 0.67" DLP projection. In addition, Sinova Tech supplies many other projector lenses with serial short T/Rs as 0.44, 0.5, 0.53, 0.6, 0.63, 0.7, 0.73, 0.8, 0.83, 0.9, 0.94:1 etc., and fisheye lens. All lenses have features as below:

High Definition: fit for 2k, 4k projectors;

Low Light Loss: 0-15% light loss compared to the original lens;

Big Lens Shift: ±30-50%;

Stable Focusing: fit for projectors of 20k lumens above;

Applicability: used for most projectors.