China Star Optics is an professional manufacturer in China for
aftermarket photographic lenses.0.*5X projector lens.Current lens
will be have dark angle for any projector,if the distance is 5mm
from the attach lens to projection lens ,they have not dark
angle.Total length of the projector lens is **9.2mm,external
diameter of small end is *7mm,external diameter of big end is
**4mm.
Total length of the projector lens is **9.2mm,external diameter of
small end is *7mm,external diameter of big end is **4mm.
