
Sill Optics GmbH & Co. KG (Germany)
Sill Optics (Germany)
A manufacturer of optical equipment specializing in machine vision and laser optics with over 125 years of history
ISO9001 certification
Sill Optics carries out all manufacturing processes (excluding glass materials) in Germany, including lens polishing, housing production, coating, assembly, and inspection. In addition, state-of-the-art processes such as alignment turning enable assembly with minimal deviation, and we can handle high-precision optical systems with centering of just a few μm, as well as a variety of custom products.
For details, please contact our import agent, Taihei Boeki. (Optical Devices Section)

Laser Optics
- We have a wide range of optical components for lasers such as fθ (Eftheta) lenses and telecentric fθ lenses for laser processing and welding, beam expanders, spherical and aspherical lenses.
- We specialize in optics optimized for high output/high peak energy such as multi-kW class fiber lasers and picosecond/femtosecond lasers.
- As a standard coat of Sill Optics, we also have various optics optimized for 266nm to 2μm.
Product List Sill Optics
AR / AR coat for laser optics (standard product specification) Sill Optics



| Court number | Type | wavelength | Specification. |
/008 | anti-reflective | Nm 1500 - 1600 nm | R <0.25% |
/065 | broadband | Nm 400 - 900 nm | R <0.5%, avg. |
/075 | anti-reflective | 355 nm | R <0.2% |
/081 | anti-reflective | 1064 nm 532 nm | R <0.2% R <0.25% |
/094 | anti-reflective | Nm 800 - 980 nm | R <0.2% |
/121 | anti-reflective | 532 nm | R <0.2% |
/126 | anti-reflective | 1064 nm | R <0.2% |
/159 | anti-reflective | Nm 1850 - 1980 nm | R <0.25% |
/173 | anti-reflective | Nm 400 - 410 nm | R <0.2% |
/199 | anti-reflective | Nm 255 - 266 nm | R <0.2% |
/292 | low-absorption | Nm 515 - 545 nm | R <0.2% |
/328 | low-absorption | Nm 1030 - 1090 nm | R <0.2% |
/373 | anti-reflective | Nm 420 - 480 nm | R <0.2% |
/449 | low-absorption | Nm 900 - 1070 nm | R <0.25% |
/450 | anti-reflective | Nm 1000 - 1100 nm | R <0.25% |
/574 | low-absorption | Nm 343 - 355 nm | R <0.2% |
* AR/AR coatings for 9.3μm and 10.6μm are also available.
New Product Video Sill Optics
Laser scanning microscope
How to calculate the spot size
Trapped ion lens for qubit development
In-line inspection of laser machining with varifocal lens
Variable expansion of high power laser
Catalog Sill Optics
2501_Sill Optics_Laser Optics_jp (5189KB) |
2005_Sill Optics_Laser Optics_jp (7119KB) |
2005_fθ lens_jp (1674KB) |
2005_Beam Expander_jp (1504KB) |








