Square Glass coverglasses manufactured from optical quality borosilicate to the highest standards. They come in 1, 1.5 & 2 thickness. These square coverglasses are very versatile and widely used for general microscopy, including histology, cytology, and microbiology. Choose which size and thickness you require from the dropdown menu:
Square Glass coverglasses are manufactured from optical quality borosilicate to the highest standards and are optically clean and ready for use. Supplied in boxes of 100. Square coverglasses are versatile and widely used for general microscopy, including histology, cytology, and microbiology. They provide a broad, flat surface ideal for covering standard microscope slides and accommodating a wide range of sample types. They are optically clean and ready to use, supplied in a box of 100.
Most microscope objectives are corrected for a coverglass thickness of 0.17mm, corresponding to no. 1½ coverglasses.
| Thickness guide: | |
| 1 | 0.13 - 0.16 mm |
| 1½ | 0.16 - 0.19 mm |
| Refractive index (as delivered) | ne 1.5255 ± 0.0015 |
| nD 1.5230 | |
| Abbe coefficient | Ve 55 |
| Mean coefficient of thermal expansion | α(20 - 300°) 7.2 x 10-6 K-1 |
| Softening temperature | 736°C |
| Density | 2.51 g/cm3 |
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