E-45-268 25mm Dia. x 500mm FL, MgF2 Coated, Achromatic Doublet Lens material_aluminum Multi-λ and OptiChek modes
Baker’s notes & crumb story
Description
E 45 268 25mm Dia. x 500mm FL, MgF2 Coated, Achromatic Doublet Lens material_aluminum Multi λ and OptiChek modes Multi λ and OptiChek modes Combines a power meter and a light source and comes with your choice of