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Coverglasses / Coverslips
Rectangular Coverglasses - 24 x 40mm

Rectangular Coverglasses - 24 x 40mm

Rectangular Glass coverglasses manufactured from optical quality borosilicate to the highest standards. Available in thicknesses: 1, 1½, 3, 4 & 5.

Special prices valid while stocks last.

All prices exclude VAT.

Description Tech Data

Name & Code

Grouped product items
Code & Description	Availability	Price	Qty
AGL462440-1 Rectangular coverglasses, 24 x 40mm, 1 Thickness, Pack of 100 Loading...	Loading...	Special Price £7.15 was £10.21 You save: £3.67 (30%)	Special Price £7.15 was £10.21 You save: £3.67 (30%)
AGL462440-15 Rectangular coverglasses, 24 x 40mm, 1½ Thickness, Pack of 100 Loading...	Loading...	£11.45	£11.45
AGL462440-3 Rectangular coverglasses, 24 x 40mm, 3 Thickness, Pack of 100 Loading...	Loading...	£35.41	£35.41
AGL462440-5 Rectangular coverglasses, 24 x 40mm, 5 Thickness, Pack of 100 Loading...	Loading...	£39.38	£39.38

Product Description

Rectangular 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.

Thickness guide:
1	0.13 - 0.16 mm
1½	0.16 - 0.19 mm
3	0.28 - 0.32 mm
5	0.50 - 0.60 mm

Most microscope objectives are corrected for a coverglass thickness of 0.17mm, corresponding to no. 1½ coverglasses.

Technical Data

Refractive index (as delivered)	n_e 1.5255 ± 0.0015
	n_D 1.5230
Abbe coefficient	V_e 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

Delivery & Returns

PRICE & AVAILABILITY: Please note that while we are working closely with our suppliers to minimise any global supply chain issues, prices and availability may be subject to change at short notice.