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59 progetti disponibili
Progetti (59)
Pericoloso
Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury
di Legolas
Fotografia
49
0
0
0
0
0
Pericoloso
Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass
di Charlie
Metal
96
0
0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
di Penny
Ottica
56
0
0
0
0
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
di Astro
Metal
62
0
0
0
1
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
di Penny
Ottica
86
0
0
0
1
0
Costruire un Pendolo di Foucault — Provare la Rotazione della Terra con un Peso Oscillante
di Astro
Moderno
107
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
di Astro
Moderno
68
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
di Astro
Ottone
75
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
di Astro
Antico
850
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
di Astro
Astronomia
53
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
di Astro
Renaissance (1400–1600)
96
1
0
0
2
0
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