Dichroic colour coatings are an excellent alternative to dyed plastics due to their absorbing nature. HHV provdes a variety of colour correcting filters by electron beam evaporation with hard, chemically and mechanically stable dielectric oxide coatings. Colour correcting filtersmore...
Narrow band filters are fabricated by using advanced deposition process technology-Ion Assisted Deposition (IAD). This process produces highly dense, environmentally stable and durable thin films, which prevent drift of filter's peak wavelength with age. To improve the pass band more...
Neutral Density ( ND) Filters are used to reduce or modify intensify of all wavelengths of light equally, giving no changes in hue of colour rendition. The purpose of a standard photographic neutral density filters are to give greater flexibility to change the aperture, exposure more...
Usage/Application : Gemology, Gemstone Identification And Testing
Supply Type : Manufacturer
Is It Portable : Portable
Color : Black
A Dichroscope shows whether or not a stone is dichroic (reflects 2 colors). This can be helpful in differentiating stones of the same color from one another. Dichroscopes can be useful with identifying gemstones that are still in the rough and when stones are set and difficult tomore...
We are a New Delhi based Piaggio Ape Oil Filter Supplier and Exporter. Piaggio Ape Oil Filter, that we offer, is fabricated with top quality raw materials. We make available accurately dimensioned and perfectly finished Piaggio Ape Oil Filter at the leading market prices. Attribumore...