| 1. | Passing clouds can make a fixed light seem to be in motion.
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| 2. | He never had or wanted his own studio with fixed lights and screens.
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| 3. | Ballast Point was the last lighthouse displaying a fixed light on the Pacific Coast.
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| 4. | Their purpose was to show fixed lights over Whitby Rock.
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| 5. | In 1910 the lights were replaced by fixed lights.
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| 6. | However, this quick revolution gave the impression it was a fixed light with no flashes detectable.
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| 7. | A fixed light beneath the disc shines through the gap to strike a photocell mounted above it.
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| 8. | A third order fresnel lens was installed in 1857 and the fixed light was varied by flashes.
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| 9. | Around 1929 the compartment doors, however, were replaced by two fixed lights, and later with single large windows.
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| 10. | The apparatus was a fixed light 4th order catadioptric apparatus of less than 1000 cd and was visible for.
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