Transparent heat-shielding material excellent in infrared-blocking properties and transparent heat-shielding film made of the same

Object made of hollow glass

Optical elements made from ceramics comprising one or more oxides of Y, Sc, in and/or lanthanide elements and mapping optics including the optical elements

Radio wave-transmitting wavelength-selective plate and method for producing same

Vitreous compositions of the vitroceramic type, transparent to infrared

Infrared absorbent, electrophotographic toner, and image forming apparatus using electrophotographic toner

Glass composition with low visible and IR transmission

Grey glass composition

Infrared absorbing blue glass composition