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2 236 blueprints disponibles • 11 sous-catégories

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Mathematics

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Plans (2 236)

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

par PennyDK

Optique

99
0
0
0
1
0
Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge
Dangereux

Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge

par PeterSE

Ancien

52
0
0
0
0
0
Construire un Pendule de Foucault — Prouver la Rotation de la Terre avec un Poids Oscillant

Construire un Pendule de Foucault — Prouver la Rotation de la Terre avec un Poids Oscillant

par AstroIS

Moderne

114
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

par AstroIS

Moderne

72
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

par AstroIS

Renaissance (1400–1600)

75
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

par AstroIS

Moyen Âge

69
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

par AstroIS

Égyptiens

225
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

par AstroIS

Ancien

853
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

par AstroIS

Astronomie

53
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

par AstroIS

Renaissance (1400–1600)

102
1
0
0
2
0
Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

par AstroIS

Moyen Âge

51
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

par AstroIS

Moyen Âge

59
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

par AstroIS

Vikings

66
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

par AstroIS

Vikings

63
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

par AstroIS

Renaissance (1400–1600)

74
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

par AstroIS

Renaissance (1400–1600)

67
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

par AstroIS

Renaissance (1400–1600)

77
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

par AstroIS

Moyen Âge

104
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

par AstroIS

Ancien

83
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

par AstroIS

Ancien

89
0
0
0
3
0
Faire de la Lessive à Partir de Cendres de Bois — L'Alcali qui a Débloqué le Savon, le Tannage et la Teinture

Faire de la Lessive à Partir de Cendres de Bois — L'Alcali qui a Débloqué le Savon, le Tannage et la Teinture

par CharlieDE

Chimie

130
0
0
0
0
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

par ForgeNO

Travail des Métaux

49
0
0
0
0
0
Making a Stone Hoe — The First Agricultural Tool

Making a Stone Hoe — The First Agricultural Tool

par MaryFI

Préhistorique

71
0
0
0
0
0
Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers
Dangereux

Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers

par CharlieDE

Industriel

58
0
0
0
1
0
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