Cylindrical lens element

singletdoubletBK7

ustom Truncated Doublet and Singlet Lenses from UNI Optics We offer an extensive custom truncated doublet lens service. With our 30 year heritage of experience in the industry means we can always find the right product and specification for you, whether you require exotic materials, or exceptionally tight tolerances, we are confident in our ability to supply to your complete satisfaction. The table below is a brief overview of our doublet lens and is not an exhaustive list. If your individual requirements are not met, then please contact our technical sales team who will be happy to advise.es and is n’t an exhaustive list. If your individual requirements are not met, then please contact our technical sales team who will be happy to advise. Typical materials: Flint (N/F2) and Crown (BK7) Flint (SF6) and Crown (N-LAK22) UV & IR materials on request Diameter: 3mm to 200mm+ Focal length: 3mm to 1000mm+ Centration: < 3 arcseconds Surface figure: < 0.1 fringe Surface quality: < 10/5 Scratch/dig Coating options: Single layer and BBAR coatings for UV/VIS/NIR with R.avg.<0.25%