Light guide is based on the internal total reflection,which can improve the coupling efficiency by convert lights from nonuniform to uniform.Numerical aperture (NA) is the key indicator and is inversely proportional to the length.A big NA requires a short length and small NA requires long.
- Light Source
- Projection Display
|Material||N-BK7 ,Fused silica or other material upon request|
|Length||From 5mm to 200mm|
|Angle Tolerance||±3 arcmin||±30 arcsec|
Other material ,sizes, tolerance and coatings are also available upon request.