Quartz glass substrate discs

High-quality, optical-grade fused quarts (amorphous)

  • Ideal for thin film research as a substrate, or for optical research
  • Clear polished on both sides
  • Excellent chemical resistance against a wide variety of solvents
  • Excellent heat resistance with high dimensional stability over a wide temperature range.

Available in diameters from 25.4mm to 101mm and thickness of 1.58mm or 3.175mm.

Material GE 124 Quartz
Transparency 0.19-4.2µm with very low absorbance in the 0.26-2.6µm range
Surface Flatness ±1° with 60/40 scratch/dig specifications
Updated: 18-03-2026
Code Diameter Pack Size Availability Price Updated: 18-03-2026
EMS71893-40 25.4 x 1.6mm Each Leadtime:3 weeks $43.00 AUD
EMS71893-41 25.4 x 3.2mm Each Leadtime:3 weeks $43.00 AUD
EMS71893-42 50.8 x 1.6mm Each Leadtime:3 weeks $95.00 AUD
EMS71893-43 50.8 x 3.2 mm Each Leadtime:3 weeks $98.00 AUD
EMS71893-44 76.2 x 1.6 mm Each Leadtime:3 weeks $159.00 AUD
EMS71893-45 76.2 x 3.2 mm Each Leadtime:3 weeks $166.00 AUD
EMS71893-46 101.6 x 1.6 mm Each Leadtime:3 weeks $219.00 AUD
EMS71893-47 101.6 x 3.2 mm Each Leadtime:3 weeks $239.00 AUD

* Availability Explanation

X weeks – the estimated lead time, based on the average time taken previously to fill orders from this particular supplier. Lead times are from when we receive your order until when we fill your order. For delivery times, please see shipping information below.

In Stock – Plenty of stock on the shelf, ready to ship.

No ETA – our supplier has advised they cannot provide an accurate ETA. Generally there is some issue with supply, and it may be more than 6 months.