diamond-turned optics

diamond-turned optics

[′dī·mənd ¦tərnd ′äp·tiks]
(optics)
Optical elements that have been machined to a specular finish on metal-working lathes whose precision is so great that these elements can be used in the infrared without further optical working, and small elements with simple shapes can be used even in the visible region.
References in periodicals archive ?
The accessory features high-quality diamond-turned optics and a simplified design, resulting in improved performance with up to 20% throughput improvements in selected modes.
In addition, Headwall offers broad hyperspectral capabilities for military and defense applications that include very high efficiency, diamond-turned optics and very small imaging sensors (the Micro- Hyperspec product line) for deployment on small unmanned aerial vehicles (UAVs) and unmanned ground vehicles.