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Grovers Optics & Photo. 216 High Street. Northallerton

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Grovers Toymaster 216 High Street, Northallerton DL78LW

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A family business

Educational There are 58 products.

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Showing 31 - 58 of 58 items
  • £ 49.95 Delivery In 1-5 Days* Tax included

    Available To Try In-Store Links the real starry sky with the digital world. Look up to the heavens & discover constellations, planets & galaxies. For adults & kids from age 8 Representation of all 88 constellations in the sky Close-ups of planets, galaxies, star clusters & nebulae Over three hours of audible explanations about the starry...

    £ 49.95 Tax included
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  • £ 2.95 Available To Order Tax included

    Made from natural hail, Evoco brushes are the perfect all-round brush for many model and hobby uses, keeping their shape and quality long after their first use. Also includes a small tin of paint suitable for Astromedia reversing goggles dove prism.

    £ 2.95 Tax included
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  • £ 11.95 Delivery In 1-5 Days* Tax included

    A very special photographic paper from the early days of photography. Just put objects or negatives on the paper and expose it to the sun light. The outlines of the objects will show up as a silhouette. Developing and fixation with tap water and without the need of a dark chamber. Made from non-poisonous & recycled paper. Pack of 10 sheets, 215 x 280...

    £ 11.95 Tax included
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  • £ 24.95 Available To Order Tax included

    Safe solar observation with Solar Viewer AstroSolar® Silver/Gold! 100% UV-protection, 100% IR-protection, sun light intensity reduced by 99,999%

    £ 24.95 Tax included
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  • £ 7.95 Delivery In 1-5 Days* Tax included

    Fits onto the sextant and upgrades it for use on dry land when the true horizon is not visible or difficult to see.  

    £ 7.95 Tax included
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  • £ 26.95 Delivery In 1-5 Days* Tax included

    All our modern cameras have one common ancestor - The Camera Obscura: the light of the outside world falls through a pinhole onto the opposite wall of a room and produces an upside-down picture. In the 16th century the camera obscura was greatly improved by an objective lens, which produced much brighter pictures.

    £ 26.95 Tax included
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  • £ 13.95 Delivery In 1-5 Days* Tax included

    This sundial actually shows the time in digits which are projected onto a tilting readout field. You can read true local time, standard time, and summer time on this beautifully made scientific instrument... to an accuracy of 5 minutes!

    £ 13.95 Tax included
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  • £ 14.95 Delivery In 1-5 Days* Tax included

    This Ferris Wheel can be driven by the AstroMedia Steam Engine (429.DMS) or the Stirling Engine (228.STM). It stands in the tradition of tin models meant to be driven by toy steam engines produced for the children of wealthy families at the end of the 19th century. 

    £ 14.95 Tax included
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  • £ 8.95 Delivery In 1-5 Days* Tax included

    With this easy to build spectroscope you can examine the spectrum of any light source: glowing bodies (sun, incandescent light bulb), fluorescent lamps, etc. On the nano-meter scale you can read the wave length to 5 nm accuracy. 

    £ 8.95 Tax included
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  • £ 3.95 Delivery In 1-5 Days* Tax included

    According to the Guinness Book of Records the smallest telescope in the world! Folded together it is only half as big as a credit card. It magnifies twice and focusing is achieved by a simple cardboard spring mechanism.

    £ 3.95 Tax included
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  • £ 28.95 Delivery In 1-5 Days* Tax included

    From the 17th century on magic lanterns made a huge impression on fair ground spectators. This is a kit for an elegant and fully functional cardboard replica in original size. It comes complete with electric lighting, three lens optics (3x OptiMedia lens 7), and one classical picture strip. Of course you can make your own slides for projection.

    £ 28.95 Tax included
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  • £ 8.95 Delivery In 1-5 Days* Tax included

    Build a beautiful fully functional magnetic compass to take bearings and find the cardinal points. This excellent kit is more than a toy and allows an accurate fix on land and sea marks. Comes with its own protective case

    £ 8.95 Tax included
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  • £ 11.95 Delivery In 1-5 Days* Tax included

    Build yourself a proper sailor’s telescope of the type that Nelson would have used. The five-section draw tube and two lenses provide you with 6x magnification. It even comes with a lockable container to protect it when you are on shore leave. 

    £ 11.95 Tax included
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  • £ 9.95 Delivery In 1-5 Days* Tax included

    A small sensation for a small price: With this kit you can build a fully functioning zoom microscope with a variable magnification of 20x to 40x! The optical system, comprising 4 high quality acrylic lenses, is computer calculated and produces a sharp, colour-corrected image.

    £ 9.95 Tax included
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  • £ 19.95 Delivery In 1-5 Days* Tax included

    An astronomical refracting telescope with a magnification of 30 for the price of a CD! With a piece of waste pipe and fittings (not included) you can build yourself a sturdy astronomical telescope with a sharp colour corrected image and 30x magnification that can be mounted on an ordinary photographic tripod. It has an upside down picture like most...

    £ 19.95 Tax included
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  • £ 21.95 Delivery In 1-5 Days* Tax included

    In the current hype for 3-D effects and movies it is easily forgotten that the basic principles for these have already been laid down 180 years ago by the English scientist Charles Wheatstone.

    £ 21.95 Tax included
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  • £ 19.95 Delivery In 1-5 Days* Tax included

    The classical instrument for measuring angles as used by sailors and discoverers. A sturdy kit with two unbreakable stainless steel mirrors and a sun filter. This sextant is not a toy but a fully functional instrument with an accuracy of 5-10 arc minutes!

    £ 19.95 Tax included
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  • £ 5.95 Delivery In 1-5 Days* Tax included

    Our soprano ocarina is tuned to C major and has a wonderful velvety tone. Like all ocarinas it is very easy to play and even comes with an introduction and some simple songs. Kit made from gold printed, pre-cut cardboard with moisture barrier. 

    £ 5.95 Tax included
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  • £ 1.95 Delivery In 1-5 Days* Tax included

    The instructions are in German, but the construction is simple... only a few cuts and a bit of gluing turn this postcard into the probably smallest model of the night sky with 800 stars and all star signs of the northern hemisphere.

    £ 1.95 Tax included
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  • £ 34.95 Delivery In 1-5 Days* Tax included

    A steam engine made from cardboard, running with proper boiling steam - is that really possible? Oh yes!!! See for yourself: this model not only looks great, it also works, happily chuff-chuffing away. The boiler, made from an aluminium tin, has a magnetic safety valve. The aluminium fire box underneath holds five tea lights. Both are enclosed in a...

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  • £ 7.95 Delivery In 1-5 Days* Tax included

    The very first steam engine was a spinning copper ball, invented by Hero of Alexandria in the first century. 

    £ 7.95 Tax included
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  • £ 26.95 Out of stock Tax included

    Yes, with this cardboard kit you can actually build a working stirling engine. Just place the engine on a cup with boiling water and it will move silently for up to an hour!

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  • £ 2.50 Delivery In 1-5 Days* Tax included

    This simple and easy to build model shows the movement of the sun in the sky for every location on the northern hemisphere and for every day of the year. Just tilt the horizontal plane to the desired latitude, move the sun (brass clip) to the correct date and the pivoting cardboard arc demonstrates the sun’s movement.

    £ 2.50 Tax included
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  • £ 1.50 Delivery In 1-5 Days* Tax included

    The sundial you can send by mail! The latitude can be adjusted between 45 and 57 degrees. The instructions are in German, but the construction is really easy... only a few cuts and a bit of gluing turn this card into a classical horizontal sundial.

    £ 1.50 Tax included
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  • £ 49.95 Delivery In 1-5 Days* Tax included

    The classical high voltage generator - with limited current for safe experiments! For many people this machine is the most vivid memory of their physics classes at school. Everybody is fascinated by the crackling flashes of lightning that appear between the electrodes when the crank on the back is turned.

    £ 49.95 Tax included
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  • £ 23.95 Delivery In 1-5 Days* Tax included

    The Crookes Radiometer, also known as a “light mill”, consists of a partly evacuated glass bulb, inside of which a set of vanes is suspended on a vertical axle. One side of the vanes is black, the other silver coloured. When exposed to bright light, the vanes start rotating about the axle. 

    £ 23.95 Tax included
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  • £ 16.95 Available To Order Tax included

    The Goethe Barometer consists of a partly filled glass sphere with stand that has a spout attached to its bottom. The spout is open at the top, which allows the atmospheric pressure to change the level of the liquid inside.

    £ 16.95 Tax included
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  • £ 15.95 Delivery In 1-5 Days* Tax included

    £ 15.95 Tax included
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Showing 31 - 58 of 58 items