Test Slides

Microscope Test Slides

EMF manufactures a full line of Gold (Au), Copper (Cu), Silver (Ag) and Aluminum (Al) microscope test slides. EMF’s high-performance microscope test slides are used in biological and clinical research, chemical analysis, analytical chemistry, electronics fabrication, healthcare and medicine, industrial testing, and academic research in schools and universities. As a pioneer in thin-film coating technology EMF’s more than 80 years of experience guarantees performance and ensures that the test slides stand up to your exacting requirements and standards.


  • Polished, cleaned, and inspected individually
  • Test slide substrates are pre-cleaned in a vacuum using an ion glow
  • Titanium adhesion layer available for gold films instead of chromium avoiding diffusion of chromium into the gold


  • Corrosion Testing
  • Scanning Probe and Atomic Force Microscopy (AFM)
  • Raman spectroscopy
  • Microarrays
  • Cell culture

Types of Microscope Slides

Gold: Coated 50Å binder layer of either Cr or Ti, and 1000Å of Au
Copper: Cu ~500Å 10% Transmission Slides conform to ASTM D2671/IPC-TM-650 specifications
Silver: Bare Ag at 1000 Å
Aluminum: Bare Al at 1000 Å

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