Research Spectrometer 9” & 10” deluxe type |
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| Research Spectrometer 9” & 10” deluxe type
(1298) |
he cone bearings are of selected material and the upper and lower parts of the arms are turned and ground in one operation giving the most accurate alignment. Clamps for telescope and prism table are designed so that no strain cones on the cone bearings from clamping, thus avoiding any disturbance of the axial alignment.
Scale is 9” or 10” from lifetime stainless steel/ brass scale, divided on the latest dividing machines. Accuracy of calibration with in 0.01%. Adjustment is provided to verniers for very fine opposition to the scale. The slit jaws are from stainless steel finely ground and the jaw movement is free of any spring action ensuring perfect parallelism at all openings.
Finest achromatic objective are used.
Fine adjustment to the telescope and collimator tubes are provided laterally as well as vertically.
Clamping devices are provided to lock the telescope and collimator after adjustment.
The instrument is finished in a pleasing and practical finish.
Cat. No. |
Description |
1) |
9” with S.S. / brass scale |
2) |
10” with S.S. / brass scale |
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