Light Bulbs (11)

Creating light where there was darkness is one of the primordial functions of technology, so it's not surprising that over the years quite a wide range of substances have been brought to bare on the problem. These light bulbs are all displayed in my Bulb Stand.

Click any element tile below to get the full entry for that element, or click on the sample picture to go directly to the description of that sample.

Text and images Copyright (c) 2010 by Theodore W. Gray.
Carbon
Carbon Carbon-filament lamp
3D3D
Carbon-filament lamp.
Source: eBay seller nwy
Contributor: eBay seller nwy
Acquired: 20 November, 2003
Price: Donated
Size: 6"
Purity: >90%
Sample Group: Light Bulbs
Sodium
Sodium High pressure sodium vapor bulb

High pressure sodium vapor bulb.
Source: Auction
Contributor: Theodore Gray
Acquired: 28 November, 2003
Price: $1
Size: 12"
Purity: <1%
Sample Group: Light Bulbs
Argon
Argon Ordinary light bulb

Ordinary light bulb.
Source: Theodore Gray
Contributor: Theodore Gray
Acquired: 15 April, 2002
Price: Donated
Size: 1.5"
Purity: >90%
Sample Group: Light Bulbs
Scandium
Scandium Metal halide bulb
3D3D
Metal halide bulb.
Source: Hardware Store
Contributor: Theodore Gray
Acquired: 28 November, 2003
Text Updated: 11 August, 2007
Price: $40
Size: 9"
Purity: <1%
Sample Group: Light Bulbs
Neodymium
Neodymium Daylight incandescent bulb

Daylight incandescent bulb.
Source: Hardware Store
Contributor: Theodore Gray
Acquired: 28 November, 2003
Price: $1
Size: 6"
Purity: <1%
Sample Group: Light Bulbs
Europium
Europium Compact fluorescent bulb

Compact fluorescent bulb.
Source: Hardware Store
Contributor: Theodore Gray
Acquired: 28 November, 2003
Price: $3
Size: 6"
Purity: <1%
Sample Group: Light Bulbs
Europium
Europium 2 watt compact fluorescent bulb
3D3D
2 watt compact fluorescent bulb.
Source: Bulb Americal
Contributor: Theodore Gray
Acquired: 11 March, 2009
Text Updated: 17 March, 2009
Price: $5
Size: 2"
Purity: <1%
Sample Group: Light Bulbs
Tantalum
Tantalum Tantalum-filament lamp

Tantalum-filament lamp.
Source: eBay seller nwy
Contributor: eBay seller nwy
Acquired: 20 November, 2003
Text Updated: 11 August, 2007
Price: $35
Size: 6"
Purity: >90%
Sample Group: Light Bulbs
Tungsten
Tungsten Antique tungsten-filament lamp
3D3D
Antique tungsten-filament lamp.
Source: eBay seller nwy
Contributor: eBay seller nwy
Acquired: 20 November, 2003
Text Updated: 11 August, 2007
Price: Donated
Size: 6"
Purity: >90%
Sample Group: Light Bulbs
Tungsten
Tungsten Westinghouse 1500W aviation bulb

Westinghouse 1500W aviation bulb.
Source: Surplus Shed
Contributor: Theodore Gray
Acquired: 10 October, 2004
Price: $25
Size: 10"
Purity: >90%
Sample Group: Light Bulbs
Mercury
Mercury 1000W Metal halide bulb
3D3D
1000W Metal halide bulb.
Source: Hardware Store
Contributor: Theodore Gray
Acquired: 1 December, 2008
Text Updated: 18 January, 2009
Price: $90
Size: 12"
Purity: <1%
Sample Group: Light Bulbs