|Buy Now||ID||Diam||Thick (um)||Polish||Grade||Lead Time||Quantity||1 Unit Price||5 Unit Price||10 Unit Price||25 Unit Price||50 Unit Price||100 Unit Price||200 Unit Price||500 Unit Price||Description|
|971||50.8mm||500um||DSP||In Stock||894||$55.00||$17.50||$12.50||$9.50||$6.50||$5.50||$4.50||JGS2 Fused Silica|
|1939||50.8mm||300-350um||DSP||In Stock||10||$18.90||$13.90||$9.90||$8.90||Part #: U01-131119-2|
|1948||50.8mm||200um||SSP||In Stock||20||$19.90||$14.90||$10.90||JGS2 material|
|1951||50.8mm||100um||DSP||In Stock||16||$54.90||$35.90||$26.90||$23.90||$18.90||Part #: U01-131109-1|
Fused silica is the glassy form of quartz and is thus isotropic. It is tough and hard and has a very low expansion. Normal varieties contain water which gives strong absortion in the IR. Water-free varieties are available.