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In general, acrylic sheet scratches easily and retains a static charge, which can be problematic when framing pastels or charcoals. Some manufacturers, add dyes to acrylic glass to filter the UV light transmittance, and its surface can also be treated with both anti-static and anti-reflective coatings. [2]
Many other products (for example, guitars) are sometimes made with acrylic glass to make the commonly opaque objects translucent. Perspex has been used as a surface to paint on, for example by Salvador Dalí. Diasec is a process which uses acrylic glass as a substitute for normal glass in picture frames.
Since watercolours can have very low pigment levels, they need extra protection from UV. Various forms of picture framing glass, including acrylics (plexiglass), laminates, and coatings, offer different degrees of UV (and visible light) protection. [citation needed]
The Aluminium back also enables the attachment of sub-frames that allow the artwork to hang on the wall without a traditional picture frame. [ 3 ] Diasec samples that were made in the 1970s show a negligible color shift, the whites are still pure and there is no evidence of acid erosion visible.
Celluloids are a class of materials produced by mixing nitrocellulose and camphor, often with added dyes and other agents.Once much more common for its use as photographic film before the advent of safer methods, celluloid's common present-day uses are for manufacturing table tennis balls, musical instruments, combs, office equipment, fountain pen bodies, and guitar picks.
View of a frame-maker's workshop, oil on canvas, circa 1900 The elaborate decoration on this frame may be made by adhering molded plaster pieces to the wood base.. A picture frame is a container that borders the perimeter of a picture, and is used for the protection, display, and visual appreciation of objects and imagery such as photographs, canvas paintings, drawings and prints, posters ...
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