BK7:

Advantages: High optical clarity, low inclusion content, and good transmission from visible to near-infrared wavelengths.

Applications: General-purpose optical components where cost-effectiveness and good performance are essential.

UV Fused Silica (UVFS):

Advantages: Excellent transmission in the UV range, low thermal expansion, and high resistance to thermal shock.

Applications: UV applications, high-power laser systems, and environments with significant temperature fluctuations.

SF11:

Advantages: High refractive index and good dispersion characteristics.

Applications: Precision optics requiring high dispersion and applications in spectroscopy.