Cylindrical lens element NLC
BK7zinc selenidefused silica

cylindrical lens element
cylindrical lens element
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BK7, zinc selenide, fused silica, CaF2
Optical characteristics


Altechna's negative cylindrical lenses are made of BK7, FS, UVFS, CaF2, zinc selenide, Si and Ge. The lenses can be helpful with diode laser outputs. Its lens ranges from +0.0/-0.15 mm in diameter, while its width is +/-1.0 mm with 90% centration. This device's wavelength design is comprised of 632.8 nm. Its surface has a 40-20 quality, and L/4@632.8 nm figure. It has a focal length of +/- 3%, and slants on a 0.25-mm calibration, at 45°. The unit is useful in laser scanners, spectroscopy, acousto-optics and optical processors. It can be purchased with a round or rectangular shape depending on the user's choice.
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.