High-refraction low-dispersion optical glass for mold pressing

High-refraction low-dispersion optical glass for mold pressing

  • CN 101,759,359 A
  • Filed: 12/25/2009
  • Published: 06/30/2010
  • Est. Priority Date: 12/25/2009
  • Status: Active Application
First Claim
Patent Images

1. high-refraction low-dispersion optical glass for mold pressing is characterized in that, have specific refractory power greater than 1.82 smaller or equal to 1.90, abbe number is the optical constant of 38-45 scope, contains SiO 2, B 2O 3, La 2O 3, Gd 2O 3, ZnO, Ta 2O 5As necessary component, transmittance reaches the wavelength of 70% o'"'"'clock correspondence below 385nm.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×