Tools and Reference Guides

Optical Design Data   - Lens Terminology   - Focal Length Formulas for Singlet Lenses & Mirrors   - Effective Focal Length of Two Thin Lenses   - F-Number (F/#)   - Numerical Aperture (N/A)   - Sagitta (Sag)   - Using Wedged Windows   - Selecting a Prism   - Waveplates Optical Materials   - Borosilicate Glass, Bk7   - UV Grade Fused Silica (SiO2)   - Calcium Fluoride (CaF2)   - Magnesium Fluoride (MgF2)   - Crystal Quartz   - Silicon (Si)   - Germanium (Ge)   - Zinc Selenide (ZnSe)   - Zinc Sulfide (ZnS) Optical Coatings   - Single Layer Anti-Reflection(AR) Coatings   - Laser Line V-Coatings   - Double-V Anti-Reflection Coatings   - Broadband Multilayer Anti-Reflection Coatings   - Laser Line High Reflector   - Partial Reflector   - Edge Pass Coatings   - Beamsplitter Coatings   - Metallic Coatings