Rectangle Cover Glass

High-Quality Rectangle Cover Glass for Microscopy, Histology & Laboratory Applications

Rectangle Cover Glass is an essential laboratory consumable designed to protect specimens, flatten samples, and improve optical performance during microscopic observation. Manufactured from premium optical glass, Chuangxin Medlab Rectangle Cover Glass provides exceptional transparency, uniform thickness, and smooth edges for reliable imaging in clinical, research, and educational laboratories.

Available in 24×32 mm, 24×40 mm, 24×50 mm, and 24×60 mm, our rectangular microscope cover glass is widely used in pathology, histology, cytology, microbiology, hematology, fluorescence microscopy, and life science research. Each cover glass is precision manufactured to ensure excellent flatness, minimal optical distortion, and compatibility with modern laboratory workflows.

As a professional Rectangle Cover Glass manufacturer, Chuangxin Medlab supplies OEM and private-label solutions to laboratory distributors, hospitals, universities, biotechnology companies, and research institutes worldwide.

Why Choose Chuangxin Medlab Rectangle Cover Glass?

High-quality cover glass plays a critical role in obtaining clear microscopic images and protecting valuable specimens. Our rectangle cover glass is manufactured under strict quality control to provide consistent optical performance and dependable laboratory results.

Key Features

• Premium Optical Glass

• High Light Transmission

• Excellent Surface Flatness

• Uniform Thickness

• Smooth Cut Edges

• Minimal Optical Distortion

• Chemically Clean Surface

• Compatible with Brightfield & Fluorescence Microscopy

• Available in Multiple Rectangular Sizes

• OEM & Private Label Services

Product Specifications

Available Rectangle Cover Glass Sizes

We manufacture a wide range of rectangular cover glass sizes to meet different laboratory requirements.

24 × 32 mm Rectangle Cover Glass

Suitable for routine specimen preparation and general biological microscopy.

Recommended for:

• Educational laboratories

• Clinical microscopy

• Routine biological observation

24 × 40 mm Rectangle Cover Glass

Provides a larger observation area for tissue sections and biological samples.

Applications include:

• Histology

• Cytology

• Tissue examination

• Research laboratories

24 × 50 mm Rectangle Cover Glass

Designed for larger specimens requiring extended coverage.

Ideal for:

• Histopathology

• Immunohistochemistry (IHC)

• Cell culture observation

• Scientific research

24 × 60 mm Rectangle Cover Glass

Offers maximum specimen coverage for large tissue sections and specialized microscopy.

Commonly used in:

• Whole tissue sections

• Neuroscience research

• Large-format pathology slides

• Digital pathology

Premium Glass Materials

Soda Lime Glass

An economical and widely used material offering excellent transparency for routine laboratory applications.

Advantages:

• Cost-effective

• High optical clarity

• Stable dimensions

• Suitable for general microscopy

Borosilicate Glass

Provides superior chemical resistance and thermal stability.

Advantages:

• Excellent chemical durability

• Low thermal expansion

• Suitable for fluorescence microscopy

• Ideal for demanding laboratory environments

Super White Glass

Manufactured with low-iron glass for maximum optical performance.

Benefits include:

• Higher light transmission

• Reduced background coloration

• Improved image contrast

• Enhanced specimen visibility

Superior Optical Performance

Accurate microscopy depends on the quality of the cover glass.

Our rectangle cover glass offers:

• High optical transparency

• Uniform refractive characteristics

• Excellent flatness

• Low autofluorescence (borosilicate option)

• Minimal image distortion

These properties help produce sharp, high-contrast microscopic images across a wide range of laboratory applications.

Precision Manufacturing Process

Every rectangle cover glass undergoes a carefully controlled production process.

Manufacturing steps include:

1. Premium optical glass selection

2. Precision cutting

3. Edge finishing

4. Surface polishing

5. Ultrasonic cleaning

6. Automated optical inspection

7. Thickness measurement

8. Clean-room packaging

9. Batch traceability

This process ensures consistent quality from one production batch to the next.

Wide Range of Laboratory Applications

Rectangle Cover Glass is suitable for numerous scientific and clinical disciplines.

Histology

Protects paraffin and frozen tissue sections while improving image clarity.

Pathology

Supports routine diagnostic examination of tissue specimens.

Cytology

Provides reliable coverage for cellular preparations and cytological analysis.

Microbiology

Used for bacterial smears, fungal examination, and microorganism observation.

Hematology

Suitable for blood smear preparation and cell morphology studies.

Fluorescence Microscopy

High-quality borosilicate cover glass minimizes background interference and enhances fluorescence imaging.

Cell Culture

Ideal for observing cultured cells and biological samples.

Education & Research

Widely used in universities, research institutes, and teaching laboratories.

Strict Quality Control

Every production batch is inspected to ensure compliance with laboratory quality requirements.

Quality inspections include:

• Glass appearance

• Dimensional accuracy

• Thickness consistency

• Surface cleanliness

• Edge quality

• Optical transmission

• Packaging integrity

This comprehensive quality management system helps ensure reliable laboratory performance.

OEM & Private Label Manufacturing

As an experienced microscope cover glass manufacturer, Chuangxin Medlab offers flexible OEM and customization services.

Our capabilities include:

• Private-label production

• Custom packaging

• Customer logo printing

• Barcode labels

• Customized carton design

• Bulk packaging

• Distributor branding

• Tailored specifications

We work closely with distributors, importers, and laboratory supply companies to develop customized products that meet specific market requirements.

Why Choose Chuangxin Medlab?

Chuangxin Medlab is dedicated to manufacturing high-quality microscope slides and cover glass for laboratories around the world.

Our Advantages

• Professional Cover Glass Manufacturer

• Advanced Glass Processing Technology

• Multiple Material Options

• Strict Quality Management

• Consistent Product Quality

• Factory-Direct Pricing

• OEM & Private Label Expertise

• Reliable Global Export Experience

• Fast Delivery

• Responsive Technical Support

Our products are supplied to hospitals, pathology laboratories, universities, research institutes, biotechnology companies, and laboratory distributors in more than 80 countries.

Frequently Asked Questions

What is rectangle cover glass used for?

Rectangle cover glass is used to cover specimens on microscope slides, protecting samples while improving image quality and reducing optical distortion.

Which rectangle cover glass size should I choose?

• 24×32 mm – Routine microscopy

• 24×40 mm – Histology & cytology

• 24×50 mm – Large tissue sections

• 24×60 mm – Whole-slide and digital pathology applications

The appropriate size depends on the specimen dimensions and laboratory workflow.

Which glass material is best?

• Soda Lime Glass – General laboratory use

• Borosilicate Glass – Chemical resistance and fluorescence microscopy

• Super White Glass – Maximum optical clarity

Can you provide OEM services?

Yes. We offer OEM manufacturing, private-label branding, customized packaging, logo printing, and bulk production for distributors and laboratory suppliers.

Request a Quote

Looking for a reliable Rectangle Cover Glass manufacturer?

Chuangxin Medlab supplies premium 24×32 mm, 24×40 mm, 24×50 mm, and 24×60 mm Rectangle Cover Glass with consistent quality, competitive factory pricing, and comprehensive OEM solutions for laboratories, distributors, and medical supply companies worldwide.

Contact us today to request samples, pricing, or discuss your OEM and private-label requirements.