Narrow Band Beamsplitter Cube
Specifications
  Material: BK7 Grade A Optical Glass
Dimension Tolerance: ± 0.2mm
Flatness: l/4 @ 632.8 nm per 25mm 
Surface Quality: 60/40 scratch and dig
T/R: 50/50±5%, for random polarization
        T=(Ts+Tp)/2, R=(Rs+Rp)/2
Beam Deviation: <3 arc minutes
Coatings:

    Single wavelength partial reflectance: on hypotenuse face 
     "V" AR-coatings: on all input and output face
WaveLength (nm) 488, 514.5, 532, 632.8, 635, 670, 780, 850, 980, 1064, 1300, 1550
Part No. BC0102 BC0103 BC0104 BC0105
Size (mm) 10x10x10 12.7x12.7x12.7 15x15x15 20x20x20
Please refer to the Material Chapter for more information about BK7 glass, UV grade fused silica, Sapphire and CaF2.
Please refer to the Glossary and Technology for more information about lenses.
Please refer to Coating Chapter for more infomation of coating.
Other sizes and coatings are available upon request.