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Forensic glass analysis is the application and analysis of glass to determine details about a crime. Glass evidence comes in many forms in various types of criminal cases. Glass can be analyzed to understand its origin using comparative analysis which may include measurements relating to physical match, refractive index, density and elemental analysi
Identifying carnival glass involves matching patterns, colours, sheen, edges, thickness, and other factors from old manufacturer's trade catalogs, other known examples, or other reference material. Since many manufacturers produced close copies of their rivals' popular patterns, carnival glass identification can be challenging even for an expert.
Edinburgh Crystal was a cut glass manufactured in Scotland from c. 1820s [1] to 2006, and was also the name of the manufacturing company. In addition to drinking glasses , Edinburgh Crystal made decanters , bowls , baskets , and bells , in several ranges.
Early American molded glass refers to glass functional and decorative objects, such as bottles and dishware, that were manufactured in the United States in the 19th century. . The objects were produced by blowing molten glass into a mold, thereby causing the glass to assume the shape and pattern design of the m
The Baroque glass pattern was made by Fostoria from 1937 to 1965, and used for stemware and many types of tableware. [74] The Chintz pattern was made from 1940 to 1973. This etching pattern is a drawing of branches leaves and flowers, and was usually on the Baroque glass pattern. [75] The Colony pattern discussed earlier was introduced around ...
A prominent sub-category of Depression Glass, Elegant glass, is of considerably better quality, often including polished mold seams, and hand-decoration such as cut patterns, etched patterns, and painted patterns. It was distributed through jewelry and department stores from the 1920s and continuing after the Great Depression through the 1950s ...
Forensic identification is the application of forensic science, or "forensics", and technology to identify specific objects from the trace evidence they leave, often at a crime scene or the scene of an accident. Forensic means "for the courts".
An achromatic doublet, which combines crown glass and flint glass. A concave lens of flint glass is commonly combined with a convex lens of crown glass to produce an achromatic doublet lens because of their compensating optical properties , which reduces chromatic aberration (colour defects).