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UV, visible, infra-red optical materials... |
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...for optical lenses, windows, mirrors, filters & prisms |
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Sodium Chloride - NaCl
lenses, windows, mirrors, filters and prisms
Click here to download PDF version of this
page.
Commonly known as rock salt, it is hydroscopic and highly soluble in water.
Available in large diameters for use as infrared optical windows, lenses
and prisms. To maintain polished surfaces components should be stored and
ideally used in a dry atmosphere.
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| Transmission Range |
0.21 - 26.0 µ |
| Crystal Structure |
Rock Salt |
| Cleavage Plane |
100 |
| Colour |
Colourless |
| Density |
2.164 (20°) |
| Melting Point (°) |
801 |
| Reflection Loss |
7.5% (10µ) for 2 surfaces |
| Solubility index |
35.8gm/100gm water / 50°C |
| Hardness (Knoop) |
15.2(110) 18.2(100) |
| Thermal Conductivity (cal/cm sec°C) |
1.55x10-2 (16°C) |
| Thermal Expansion coefficient (/°C) |
44x10-6(-50 - 200°C) |
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Whilst every effort has been made to verify the data provided, no responsibility can be accepted for its accuracy
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Global Optics UK Ltd, 30 Brockley Road, Bournemouth,
Dorset, UK, BH10 6JN.
Tel: 01202 530609,
Fax: 01202 547209
Company Registered in England
Registered Office: 30 Brockley Road, Bournemouth BH10 6JN
| Company No. 3509979
© Global Optics UK Ltd -
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