PRODUCTS
Optoelectronics and Components
Optical Components from Tower Optical

Do you have special requirements or would like individual consultation? Please contact our engineers at:
Sales
Phone: +49 89 321412-43
sales[at]imm-photonics.de
Polarizating Beamsplitter Cubes
Material | BK7 grade A optical glass |
---|---|
Dimension range | 3.2 mm to50.8 mm |
Dimensional tolerance | ± 3 arc min |
Surface quality | 60/40 scratch/dig |
Beam deviation | 3 arc min |
Extinction ratio | > 100:1 |
Principal transmittance | Tp > 95 % and Ts < 1 % |
Principal reflectance | Rs > 99 % and Rp < 5% |
Wavelength range | 226 nm to 2300 nm |
Polarization beam splitter coating | On hypotenuse |
AR coating | R < 0.25 % per face |
Non-polarizing Beamsplitter Plates
Material | BK7 grade A optical glass |
---|---|
Dimension range | 10 mm to 50.8 mm |
Dimensional tolerance | ± 0.2 mm |
Thickness tolerance | ± 0.2 mm |
Flatness | λ/4 632.8 nm per 25 mm |
Surface quality | 60/40 scratch/dig |
Parallelism | 1 arc min |
T/R | 50/50 ± 5 % for random polarization T = (Ts + Tp), R = (Rs + Rp) / 2 |
Coating surface 1 | Single wavelength partial reflectance |
Coating surface 2 | V AR coating |