Cube Beamsplitter, 12.5 mm, 30R/70T, 1100–1600 nm

H-K9L glass cube beamsplitter with a coated diagonal interface.

$140 USD

International shipping is quoted separately.

Standard preparation: 3–7 business days.
Special products require a confirmed lead time.

Technical Specifications

Size (mm): 12.50
R/T ratio: 30R/70T
Coating: 1100–1600 nm
Optical material: Fine-annealed H-K9L optical glass
External surface flatness: λ/10 at 633 nm
Surface quality: 60/40
Clear aperture: 80%
Transmitted beam deviation: ±5 arcmin
Reflected beam deviation: 90° ±5 arcmin
Dimensional tolerance: ±0.2 mm
Bevel: Protective bevel
Coating description: Beamsplitting coating on the diagonal face; broadband antireflection coatings on the remaining perpendicular faces