Description
Cover glasses for microscopy 18 × 18 mm, No. 1,5 are precision coverslips made from chemically resistant borosilicate glass D 263® M of the first hydrolytic class. With a width and depth of 18 mm, they are intended for high-quality microscopic work and for applications according to EU Regulation 2017/746 on in-vitro diagnostic medical devices (IVDR). Each glass carries a CE mark and batch number, supporting full information and traceability throughout laboratory use. Packaging comprises 200 pieces in a hinged-lid box and 2,000 pieces in the outer carton, giving a practical unit size for routine workflows. The glass, also designated borosilicate glass 3.3, offers strong chemical resistance suitable for sample preparation and observation. These cover glasses from manufacturer Marienfeld are well suited to clinical, research and teaching microscopy. A bulk option of 50,000 pieces is available for higher-volume requirements. Net weight of the supplied unit is 0,446 kg.
This article is part of Microscope slides & cover glasses, in Microscopy & histology.
Key features
- Pack size: 2,000 pc(s)
- Box content: 200 pieces per hinged-lid box
- Dimensions: 18 × 18 mm
- Thickness grade: No. 1,5
- Material: Chemically resistant borosilicate glass D 263® M
- EAN: 4250317300454
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Questions about Microscope cover glasses 18x18 mm, No. 1.5
What is this article?
Microscope cover glasses 18x18 mm, No. 1.5 is the article on this page. Luminix Health distributes Marienfeld for laboratory use. It sits in Microscope slides & cover glasses, inside Microscopy & histology, in Lab instruments.
A slide is the glass a specimen sits on. A cover glass is the thin sheet over it, of a thickness the objective was designed for. A cover glass of the wrong thickness softens the image. Charged and plain slides hold sections differently.
A light microscope forms an image with glass lenses and transmitted or reflected light. A stereo microscope is the lower-magnification instrument for dissecting and for looking at a surface. Fluorescence needs a light source and filters matched to the dye. Histology is the preparation that makes a tissue readable: fixation, a cassette, a section, a stain. The objective's magnification and numerical aperture decide the resolution. The slide and the cover glass decide whether the section sits in the focal plane. Stains and dyes as substances are identified on PubChem. Papers on the methods are on PubMed.
Which category should I open next?
The category is Microscopy & histology. The sub-category is Microscope slides & cover glasses. The catalogue is Lab instruments.
Shelves beside this one are Microscope objectives, eyepieces & optics, Histology cassettes & moulds, Counting chambers & haemocytometers, Stereo microscopes, Light & fluorescence microscopes, Histology reagents & consumables, Microscopy accessories, Cold light sources & lighting and Digital & USB microscopes.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.


