AC254-200-A1-ML In Stock

The AC254-200-A1-ML by ThorLabs is a premium achromatic doublet lens designed for precise chromatic aberration control and optimized for achieving diffraction-limited spots with monochromatic sources such as lasers. With a size of Ø1" and a spectral range of 400 nm to 700 nm in the visible region, this lens is perfect for a wide range of optical applications. One of the standout features of the AC254-200-A1-ML is its impressive 1000 mm focal length, which allows for highly accurate focusing and imaging. The broadband antireflection A1 coating ensures minimal loss of light due to reflections, maximizing the performance of the lens in various optical setups.

To make identification and usage easier, the AC254-200-A1-ML is engraved with its part number, focal length, and antireflection coating on its surface. An arrow is also engraved, indicating the recommended direction of light propagation for collimating a point source. For focusing a collimated beam, the arrow points in the opposite direction of light propagation, providing clear guidance for optimal use. Furthermore, the AC254-200-A1-ML is computer optimized for infinite conjugate ratios, ensuring precise and accurate performance in optical systems with varying conjugate distances. The infinity symbol engraved on the lens indicates its ability to achieve an infinite conjugate ratio, making it a versatile and reliable choice for a wide range of optical setups.