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2. Picture framing glass - Wikipedia

   en.wikipedia.org/wiki/Picture_framing_glass

   Glass thicknesses typically range from 2.0 to 2.5 millimetres (0.079 to 0.098 in). Clear glass has light transmission of approximately 90%, absorption of approximately 2%, and reflection of approximately 8%. Whereas absorption can be reduced by using low-iron glass, reflection can only be reduced by an anti-reflective surface treatment.

3. Mullion - Wikipedia

   en.wikipedia.org/wiki/Mullion

   It is also often used as a division between double doors. When dividing adjacent window units its primary purpose is a rigid support to the glazing of the window. Its secondary purpose is to provide structural support to an arch or lintel above the window opening. Horizontal elements separating the head of a door from a window above are called ...

4. Picture frame - Wikipedia

   en.wikipedia.org/wiki/Picture_frame

   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 ...

5. Photographic plate - Wikipedia

   en.wikipedia.org/wiki/Photographic_plate

   Glass plate photographic material largely faded from the consumer market in the early years of the 20th century, as more convenient and less fragile films were increasingly adopted. However, photographic plates were reportedly still being used by one photography business in London until the 1970s, [ 2 ] and by one in Bradford called the Belle ...

6. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

7. Large format - Wikipedia

   en.wikipedia.org/wiki/Large_format

   The most common large format is 4×5 inches (10.2x12.7 cm), which was the size used by cameras like the Graflex Speed Graphic and Crown Graphic, among others. Less common formats include quarter-plate (3.25x4.25 inches (8.3x10.8 cm)), 5×7 inches (12.7x17.8 cm), and 8×10 inches (20×25 cm); the size of many old 1920s Kodak cameras (various versions of Kodak 1, 2, and 3 and Master View cameras ...