Place of Origin : 

1.Optically pure soda-lime glass, flat surfaces with no impurities
2. Available with clean cut or perfect ground edges
3. Available as plain, single frosted or twin frosted working surfaces
4. Improved frosting for maximum opacity
5. Washed and clean ready for use
6. Through rigid quality control procedures
7. Packed in boxes of 50 or 72 slides
8. Individual boxes over wrapped for safe shipment, dispatch and storage
9. Non-standard sizes and packages available.