Microscope special lid glass is commonly used with slides for observing samples under a microscope. Key benefits Provides a clear, flat glass cover to place over samples during microscopic observation, helping protect the specimen and maintain a stable viewing surface A good substitute and essential item for school laboratories, suitable for various teaching and research experiments Square shape with precise size and thickness for reliable coverage and optical clarity Square lid glass size: 22 mm x 22 mm; thickness: 0.130.17 mm, balancing coverage and transparency Made of glass to provide rigidity and dependable performance in routine laboratory use Pack is convenient and ready for multiple experiments: 10 boxes, each containing 100 sheets Specifications and details Shape: square Dimensions: 22 mm x 22 mm Thickness: 0.130.17 mm Material: glass Use: designed for use with slides to observe samples under a microscope Package contents: 10 boxes, each with 100 sheets (total quantity sufficient for multiple experiments) Use scenarios Classroom biology experiments: cover prepared slides or live samples to enable clear observation and protect specimens during instruction Teaching demonstrations and student projects: convenient cover for slidebased mounting trials and staining observations Research or hobby microscopy: reliable lid glass for repeated use across multiple slide observations and experiments This description preserves the original product specifications and purpose while presenting a clear, concise, customerfriendly overview with emphasis on function, size, material, and practical applications.