Enhance your microscopy experience with the Erie Scientific VWR Micro Cover Glasses. These rectangular cover glasses, measuring 22x30 mm and made from high-quality No. 1 glass, provide excellent clarity and durability. Ideal for laboratory use, they ensure optimal light transmission, making them perfect for various microscopic applications. Their uniform thickness promotes consistent results, while the smooth edges prevent damage to your samples. Whether you're in a research lab or an educational setting, these cover glasses are a reliable choice for your microscopy needs. Elevate your observations with Erie Scientific's trusted quality!