Optics & Optical Coatings
Multi-Element Optics

The lens or a combination of these lenses found in this section will have limited applications compared with single spherical lens but very high performance can be achieved in a dedicated application.


Achromatic doublets are cemented achromats made of two different lenses.

Achromatic cylindrical lens

fθ Lenses


This is an optical system for expanding a small collimated laser beam to a larger one.

Lens adapter to fix a small lens which diameter of φ5mm to φ8mm on the lens holder. The compatible optics diameter of the lens holder is 12.7mm.
Σ cube core element to assemble Core Unit microscope. Peripheral elements for Σ cube are also available.
Protect wider areas (width: 1000mm) compared to conventional YL-600 (effective width: 330mm), and offer excellent antistatic and fire retarda...