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Aerolux Light Corporation was a manufacturer of artful gas-discharge light bulbs from the 1930s through the 1970s. [1] Aerolux made these bulbs in a factory in New York City . US Patents dating back to the 1930s describe the design and construction of these bulbs.
The pendant light at Fire Station #6 in which the bulb is installed. The Centennial Light was originally a 60-watt bulb, but has since dimmed significantly and is now as bright as a 4-watt bulb. [7] [8] [9] The hand-blown, carbon-filament common light bulb was invented by Adolphe Chaillet, a French engineer who filed a patent for this socket ...
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From the 1975 model year, a rectangular version of the four-lamp system was legalized. The new lamps were 165 mm ( 6 + 1 / 2 in) wide and 100 mm (4 in) tall. For 1978, a rectangular version of the two-lamp system became legal; these measured 200 mm (8 in) wide and 142 mm ( 5 + 1 / 2 in) tall.
GY6.35 & GZ6.35 – same as G6.35 and only denote what lamp mount clip is needed to hold the actual light bulb in place; G8 – 8 mm (0.31496 in) pin spacing GU8 – same as G8 and only denotes what lamp mount clip is needed to hold the actual light bulb in place; GY8.6 – 8.6 mm (0.33858 in) pin spacing; G9 – 9 mm (0.35433 in) pin spacing
They take the SX-70 film, a format with a ~3.1 × 3.1 in 2 (77 × 77 mm) square image area and a ~4.2 × 3.5 in 2 (108 × 88 mm 2) total area, [1] and a sensitivity around ISO 160. They come with a built-in 6-volt zinc chloride "PolaPulse" battery pack, [ 2 ] replaced with a lithium-ion pack in Polaroid B.V. remakes.
Formerly, the light source typically was a miniature incandescent light bulb, but these have been displaced by light-emitting diodes (LEDs) since the early 2000s. A typical flashlight consists of the light source mounted in a reflector, a transparent cover (sometimes combined with a lens ) to protect the light source and reflector, a battery ...
The small size of halogen lamps permits their use in compact optical systems for projectors and illumination. The small glass envelope may be enclosed in a much larger outer glass bulb, which has a lower temperature, protects the inner bulb from contamination, and makes the bulb mechanically more similar to a conventional lamp. [1]