+ 91-99920 -23536
+ 91-99920 -23536
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HAND REFRACTOMETER |
| Code:GP - 548.1 | |
| Having measuring range 0-32% Sugar Scale. Nicely packed in velvet box with zero adjusting screw driver. GP - 548.2 HAND REFRACTOMETER 28-62% GP - 548.3 HAND REFRACTOMETER 58-92% |
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STUDENT SPECTROMETER |
| Code: GP - 549.1 | |
| The base, integral with the collimator tube support, carries the swinging telescope arm pivoted on a bearing with spring-loaded end thrust plates; this type of bearing eliminates any slack which would otherwise develop with wear. The collimator and telescope tubes are one- piece precision castings in light alloy, concealed helical- action focusing devices are provided. The collimator slit with spring-loaded jaws is of a robust design which ensures retention of the initial accuracy. The graduated prism table support, 18cm dia, is divided in degrees, the vernier, reading to 0.1°, is fixed to the telescope arm. This arrangement permits easy estimation to 0.05° from the conveniently positioned vernier scale. The fully adjustable prism table, has screwed holes for the attachment of prism and grating holders, to accommodate prisms upto 38mm high. Large-diameter clamping knobs are fitted for movement control and fine adjustment is provided for the telescope. Dimensions overall : 51 x 23 x 22cm l x w x h Without prism. |
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LAMP HOUSE AND TRANSFORMER |
| Code: GP - 552.1 | |
| Comprising a lamphouse and transformer. The lamp gives a steady light of high intensity. Special design of transformer ensures that the lamp starts immediately as it is switched on. When mounted on the integral stand the lamp is enclosed by a cylindrical lamphouse with a circular aperture and the light centre height is adjustable from 200mm upwards. The lamphouse is open at the top to allow for ventilation and may be removed for operation on a separate stand as required. Transformer is housed in a two part sheet steel case with ventilation louvers and has a lamphouse supplying,rod mounted directly on the transformer case provide a convenient self contained assembly. A 3-core captive flying lead is provided for mains connection. |
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TRAVELLING MICROSCOPE |
| Code: GP - 558.1 | |
| The base is fitted with levelling screws with the top machined over which slides a gun metal carriage. The slide can be clamped at any position by means of a clamping screw. Fine adjustments for final reading is done with a micrometer screw. A vertical slide operating in a similar way is fitted on the horizontal carriage. The microscope with rack and pinion is fitted on the vertical or horizontal position of the microscope. The stage of placing objects for measurements is fitted with a milky plate. Highest quality achromatic Lenses have been used. Travels 16.5cms. Horizontally and 14cms. Vertically stainless steel scales are divided on high class dividing engines. Guaranteed accurate vernier reading 0.02 or 0.01mm in wooden case. |
