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3.5" Brass Sundial (Dollond)
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Our wooden-boxed brass sundial is a completely self-contained portable instrument, inspired by a design from the 18th century instrument maker Peter Dollond, founder of a great optical empire. The original is in the London Science Museum. Instruments... more >>> |
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£24.95 |
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Anamorphosis - Magic Mirror
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Anamorphose set in decorative box including a Cone and a Cylinder mirror. Accompanying the set there are 10 images for the cone and 14 images for the cylinder mirror. All images are reproductions of vintage samples and work very well.
Although the... more >>> |
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£37.00 £33.30 |
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| 8+ |
Animation Praxinoscope
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Rebuild one of the world's first animation toys invented 170 years ago and learn optical principles which laid the theoretical backbone of modern animation and movies. Create your very own mini movies and invite your friends to attend a unique animation... more >>> |
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£8.50 |
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Brass Praxinoscope
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Brass Praxinoscope including 10 color & 10 black & white picture strips.
These smoothly turning Praxinoscopes have a wooden base and Brass drum with a wooden top.
All picture strips are reproductions of vintage samples. Depending on the correct... more >>> |
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£60.00 |
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Classic Survey Compass
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D.W. Brunton was a mining engineer in Colorado, USA, when he took out the patent for his versatile new boxed altazimuth dry compass in 1894. Within four years he was able to claim it was “in use in every country from Australia to Alaska”.... more >>> |
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£49.95 £39.96 |
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| 7+ |
Kaleidoscope Making Kit
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Make up a 25cm long kaleidoscope which object chamber is specially designed with a removable cover. Simply change the different trinkets included and make a colour changing kaleidoscope, or a mystic glow kaleidoscope, or a sparkling holographic... more >>> |
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£8.50 |
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Moviescope
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Similar to the better known Zoetrope that was the inspiration for this device (a Praxinoscope) in 1877, images are reflected in a series of rotating mirrors which produce the illusion of movement. Six printed cartoon sheets are provided along with six... more >>> |
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£3.99 |
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Perpetual calendar
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Only perpetual calendars meet the basic condition to permit the deduction of any essential data from any other data (year, month, week and day). However, all the analogue perpetual calendars known are hardly perpetual since the limit of their... more >>> |
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£35.00 |
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Praxinoscope - Hemisferium
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12 mirrors Praxinoscope in decorative box including 14 color picture strips.
This smoothly working Praxinoscope has a wooden base and a strong, paper decorated, good quality plastic drum with copper top.
All picture strips are nicely printed in... more >>> |
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£58.80 |
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Zoetrope
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From first scientific toys that used animated images to modern movies, retinal persistence has been fundamental to fooling the mind into believing that a series of static images are in motion.
In1834, the English mathematician George Horner proposed a... more >>> |
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£46.00 |
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Astronomy
Solar System
