Metrology Earth Science & Solar System

Catalogue No: 1140480

For determination of low wind speeds. This Robinson’s cup Anemometer comprises 4 light weight, hemispherical plastic cups arranged radially on metal spokes attached to a central hub and can rotate freely. Three cups are black and one red to facilitate counting of rotations per wind time. * ANEMOMETER

Pack of (Pcs): 2

Catalogue No: 1140060/3

A straight tube of clear glass, about 90cm long and 3 to 4mm bore,
having one end open.
* Made of Borosilicate Glass. With bulb on the shorter limb.

Pack of (Pcs): 10

Catalogue No: 1140100

Barometer having sensitive and accurate movement with 100mm circular dial graduated 28 to 31 inch of mercury and 960 to 1060 x 1hPa. The scale designed for maximum clarity and ease of reading. Protected by transparent cover in a plated bezel. Includes resettable index pointer and provision for wall mounting.
* Barometer, Aneroid

Pack of (Pcs): 1

Catalogue No: 1140020

A glass tube of about 6mm bore is encased in an enameled and lacquered brass tube, mounted on a polished wooden board with provision for wall mounting with chemically engraved, silvered scales, graduated in both mm and 1/10 Inch, accompanied with a vernier having a least count of 0.1mm or 1/200 inch of mercury that moves with rack and pinion arrangement and is mounted between the two scales, complete arrangement enclosed in a glass cylinder. A white reflecting surface behind the scales facilitates its easier reading A glass cylinder towards the lower end of the barometer has an ivory pointer with adjustment screw that provides fiducial setting point to which the level of the mercury in the cistern is adjusted before noting the reading. A ring support and three locking screws at base of instrument provide a mean of securing the barometer in vertical position. Fitted with a thermometer to read ambient temperature. Supplied without mercury. Includes instructions for filling the Barometer.
* Fortin’s Barometer

Pack of (Pcs): 1