E-48-350 12.5mm Dia x -15mm FL Negative Doublet Lens MgF2 Coated product-series_y-adapters A single strand of fiber
Yard notes & kiln story
Description
E 48 350 12.5mm Dia x 15mm FL Negative Doublet Lens MgF2 Coated product series_y adapters A single strand of fiber A single strand of fiber [g]eneral science buffs should enjoy his account of the development of the technology that will change our lives in many unexpected ways in the next century