Joseph Louis Gay-Lussac (1778-1850) engraving portrait - Vintage Nostalgia
Joseph Louis Gay-Lussac (1778-1850) engraving portrait

Joseph Louis Gay-Lussac was a french chemist, physicist and inventor, known for the discovery of water composition, the two law of gases with his name and for the alcoholic beverage measure degree.

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Engraving XIX century, prepared  microscope ready to use - Vintage Nostalgia
Engraving XIX century, prepared microscope ready to use

Microscope ready to use with pinions to focus the lens over the glass and steel arm-rests attached to the sides of the stage for comfort

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Seibert microscope, vintage engraving - Vintage Nostalgia
Seibert microscope, vintage engraving

Description of a Seibert microscope, vintage engraving XIX century

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Different shapes of lens, vintage engraving - Vintage Nostalgia
Different shapes of lens, vintage engraving

Optical devices: lens of different shapes, XIX century engraving

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concave and convex lens effects, vintage engraving - Vintage Nostalgia
concave and convex lens effects, vintage engraving

Optics, concave and convex lens effects, light focus converging, diverging and reflection

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concave and convex mirror effects, vintage engraving - Vintage Nostalgia
concave and convex mirror effects, vintage engraving

Optics, concave and convex mirror effects, light focus converging, diverging and reflection

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Rumford photometer or shadow photometer, vintage ingraving - Vintage Nostalgia
Rumford photometer or shadow photometer, vintage ingraving

Rumford photometer or shadow photometer invented by Sir Benjamin Thompson, Count Rumford, is an instrument which measures the intensity of light comparing different light sources.

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Compound microscope, vintage engraving XIX century - Vintage Nostalgia
Compound microscope, vintage engraving XIX century

Compound microscope uses a lens close to the object being viewed to collect light and focuses a real image of the object inside the microscope. That image is then magnified by a second lens( eyepiece) that gives the viewer an … Continued

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Chemistry: early spectroscope using prisms with graduations marking wavelengths of light - Vintage Nostalgia
Chemistry: early spectroscope using prisms with graduations marking wavelengths of light

Optical spectrometer or spectroscope is an instrument used in spectroscopy for producing spectral lines and measuring their wavelengths and intensities. Joseph von Fraunhofer developed the first modern spectroscope, Gustav Robert Kirchhoff and Robert Bunsen discovered the application of spectroscopes to … Continued

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Refracting telescope at the observatory of Hamilton mountain in California - Vintage Nostalgia
Refracting telescope at the observatory of Hamilton mountain in California

Achievement in technology: refracting telescope (lenses rather then mirrors) at the observatory of Hamilton mountain in California since 1888, the world’s first permanently occupied mountain-top observatory

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Reflecting telescope (mirror),  a.D. 1888. - Vintage Nostalgia
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Lighthouse and projector - Vintage Nostalgia
Lighthouse and projector

Lighthouse structure and projector lamp with Fresnel lens

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