Description
Product Overview
The Eisco rectangular glass block is an imported optical glass slab measuring 3 inches long, 1.5 inches wide and 0.5 inches thick. Each piece is meticulously worked to ensure bubble‑free clarity and slightly beveled edges for safe handling. The block’s dimensions and high‑quality material make it ideal for precise optical experiments and lighting setups.
Usage
Designed for physics classrooms, laboratory settings, and photography studios, this glass slab excels in refraction and reflection demonstrations, laser alignment, and creative lighting effects. Educators use it to illustrate light behavior, while photographers employ it to create unique distortion and flare.

Why Choose Us
Eisco Labs manufactures this block with state‑of‑the‑art equipment and rigorous quality control, guaranteeing consistent optical performance. The combination of imported glass, precise machining, and careful edge finishing sets it apart from generic glass pieces.
Key Features
- Imported optical glass with bubble‑free clarity
- Accurately beveled edges for safety and ease of handling
- Exact dimensions 3″ × 1.5″ × 0.5″ for repeatable experiments
- Ideal for refraction, reflection, and laser alignment studies
- Versatile use in photography lighting and creative effects
FAQ
What type of glass is used in this block?
The block is made from high‑quality imported optical glass that is bubble‑free and optically uniform.
Can this block be used for laser experiments?
Yes, its precise dimensions and clear material make it suitable for laser alignment and beam path demonstrations.
Is the block safe for classroom handling?
The slightly beveled edges reduce the risk of cuts, and the glass is robust enough for regular educational use.
How does this block benefit photography?
Photographers use it to create controlled light diffusion, flares, and distortion effects, adding creative depth to images.
What is the weight of the block?
The block weighs approximately 3.68 ounces, making it easy to transport and position.




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