The achromatic doublet lens is used to minimize or eliminate chromatic aberration. Its achromatic design also helps to minimize spherical aberration. Compared with a single lens, an achromatic doublet ...

Knight Optical UK Ltd - a global leader in precision optical and opto-mechanical components, are able to supply high quality singlet and doublet lenses at your required wavebands i.e. for the ...

Figure 1 (a) Structure of the mesoscopic objective, (b) Aberration distribution of the mesoscopic objective, (c) Wide-field imaging system built with the mesoscopic objective, (d) Laser point-scanning ...

Researchers developed a new way to apply anti-reflective coatings to 3D-printed multi-lens systems such as the doublet objective pictured here, which is just 600 microns in diameter. These coatings ...