Cost of Lasers and Lights
- Practical Electron Microscopy and Database -
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Table 2365. Estimated costs of some lasers and light bulbs and their power and lifetimes.

Source

Typical price per laser system (US $)

Operational cost during lifetime ($)

Price/Watt-hour ($/Wh)

Single photon price ($/photon)
Power (W)
Lifetime (h)

He-Ne laser

750

10

9 7.7 x 10-22 0.005 20,000

Argon laser

45,000

11,000

0.7 7.1 x 10-23 5 20,000

Excimer laser

45,000

1,100

0.4 6.8 x 10-23 10 15,000

CO2 laser

45,000

3,900

0.07 3.6 x 10-25 250 10,000

Nd:YAG laser

45,000

11,000

0.13 7.0 x 10-24 25 20,000

Nd + SHG

36,000

200

0.9 9.5 x 10-23 5 10,000

Diode laser

9,000

220

0.02 1.6 x 10-24 50 10,000
Light bulb
0.6 330 0.004 3.5 x 10-25 30 5,000

 

 

 

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