The Keysight E1834E is a mounted beam delivery optics component functioning as a 33% beam splitter within laser interferometer measurement systems. This fixed horizontal-bend mount assembly provides high pointing stability and reliable beam routing for precision electronic test and measurement applications. The unit combines optical performance with mechanical stability to meet demanding interferometry requirements.
Technical Specifications
• Beam Splitter Ratio: 33%
• Optical Element Material: BK7
• Optical Efficiency: ± 5%
• Clear Aperture: 11 mm (accommodates up to 9 mm diameter laser beam)
• Beam Height (Horizontal Mount): 31.5 mm
• Transmitted Beam Offset: 2.13 mm
• Reflected Beam Pointing Accuracy: Pitch ≤ 2.0 mradians; Yaw ≤ 1.5 mradians
– Key Features
• Horizontal-bend mount configuration for fixed beam geometry
• 416 stainless steel housing with low coefficient of thermal expansion
• Eight flexure feet rated for 6 °C temperature operating range
• Compact footprint: 55 mm × 55 mm × 45 mm
• Sub-millirad pointing stability on reflected beam path
• High-precision optical efficiency tolerance
– Typical Applications
• Laser interferometer beam delivery and routing
• Precision measurement systems requiring stable beam splitting
• Test environments demanding high optical pointing accuracy
• Multi-path laser beam conditioning within interferometric setups
– Compatibility & Integration
The E1834E integrates within Keysight laser interferometer measurement systems as part of the E1834x series of beam delivery optics. It is engineered for direct compatibility with standard interferometer optical chains and mounting interfaces.
