21. In permanent installations and some theatrical uses, colored glass filters or dichroic filters are being used. 22. Most of those characteristics derive from the usage of dichroic filters and are in common with those. 23. Dichroic filters can filter light from a white light source to produce light that is theatrical applications.24. Dichroic glass is specifically designed to be hotworked but can also be used in its raw form.25. As with the VL5, a dichroic , " cold mirror " was used as the reflector. 26. The reflective and dichroic panels are clipped and bolted to the masonry window sill of the structure. 27. The term " dichroic " is used more precisely when labelling interference filters for laboratory use. 28. The problems previously experienced with double imaging ( common with plate glass dichroic mirrors ) were also eliminated. 29. He enlarges his negatives using a Durst 5x7 dichroic enlarger onto Ilford Multigrade Warmtone fiber-based paper. 30. Storms works with three different types of glass : optical crystal, lead crystal, and dichroic glass.
