Doublet Lenses

Doublet Lenses are made through the combination of two lenses, one concave and one convex. They are mainly used to reduce or clear chromatic aberrations.

Materials:
Optical glasses - Germanium (Ge) - Silicon (Si) - Zinc Selenide (ZnSe) - Zinc Sulfide (ZnS) - Calcium Fluoride (CaF2) - Magnesium fluoride (MgF2) - Fused Silica (SiO2) - Plastics - Other materials

Coatings:
- monolayer and multilayer
- antireflection (AR) for visible (VIS)
- antireflection (AR) for near infrared (NIR)
- antireflection (AR) for infrared (IR)
- antireflection (AR) for ultraviolet (UV)
- Indium-tin Oxide coatings (ITO)
- other