Keysight Technologies E1834E/G/J/M/Z Mounted Beam Delivery Optics Preliminary Data Sheet
The Keysight Technologies, Inc. E1834 family of beam delivery optics uses high performance mounts to meet the pointing stability requirements of modern laser interferometer systems. These referenced optics are available in a variety of splitting percentages and mounting configurations for routing the laser beam throughout a measurement system. Key Features: 4 beam splitting percentages and 2 mounting configurations 8 flexure feet designed for stable beam pointing 416 stainless steel housing for low CTE 11 mm clear aperture for up to 9 mm diameter laser beam Excellent reflected beam angle accuracy relative to machined datums 2
Keysight E1834E/G/J/M/Z Mounted Beam Delivery Optics - Specifications Model Beam Splitter Reflectivity (non-polarizing; measured at 633 nm wavelength) Mount Configuration E1834E 33% Horizontal E1834G 50% Horizontal E1834J 67% Horizontal E1834M 100% Horizontal E1834Z 100% Vertical Optical Specifications Optical Efficiency* Input/Output Clear Aperture Reflected beam angle accuracy Pitch Yaw Input beam Position Tolerance Thermal Stability ±5% (non-polarizing; measured at 633 nm wavelength) 11.0 mm (for up to 9 mm laser beam) 2.0 mradians 1.5 mradians ±1 mm for a 9 mm beam < 1 μrad/ C in the range of 20 C to 24 C (mounted to customer frame with CTE ranging from invar to Al) Environmental Specifications Operating Temperature Range 20 C to 24 C Mechanical Specifications Weight Materials: Housing Optics Adhesives Fasteners Resonance Frequency Dimensions overall LxWxH Recommended customer frame Surface Finish Surface Profile Mount 0.76 kg 416 Stainless Steel NBK-7 Optical Grade Glass Low Volatility (Vacuum Grade) Qty 4, M5x55 not included >1 khz see drawings below 55 mm x 55 mm x 45 mm 0.8 μm 0.01 mm Datum A (Avoid damage on the surface of the datums.) Mount the unit with M5x55 mm screws, torque 4.74 N-m (screws not included) 3
E1834E/G/J/M Transmission and Reflection Characteristics E1843E E1843G 33% Input 1 50% Input 1 33% Input 2 Transmit 2 67% 50% Input 2 Transmit 2 50% Transmit 1 67% Transmit 1 50% E1843J E1843M 67% Input 1 100% Input 1 67% Input 2 Transmit 2 33% 100% Input 2 Transmit 1 33% 4
E1834E/G/J Horizontal Mount See E1834E/G/J/M Datums - Detailed View for descriptions of Datums A B and C Input 1, A 45.0 mm 45.0 mm Input 2, Transmit 2 C 25.4 mm 4x 5.8 mm B Transmit 1 29.6 mm A 5
E1834M Horizontal Mount See E1834E/G/J/M Datums - Detailed View for descriptions of Datums A B and C Input 1, A 45.0 mm 45.0 mm Input 2, C 4x 5.8 mm B 6
E1834E/G/J/M Datums - Detailed View Recommended registration pins: 6 mm rounded-top dowel pins, 5 mm above mounting surface These 8 surfaces comprise Datum A etc. This surface comprises Datum C These 2 surfaces comprise Datum B Datum C area 1.1 mm W x 3.7 mm H Datum B areas 1.1 mm W x 3.7 mm H 7
E1834M Horizontal Mount see E1834Z Datums - Detailed View for descriptions of Datums A B and C B C Input 2 Laser Beam Input 1 Laser Beam 45.0 mm E1834Z BEAM BENDER A 8
E1834Z Datums - Detailed View Recommended registration pins: 6 mm rounded-top dowel pins, 5 mm above mounting surface These 8 surfaces comprise Datum A etc. E1834Z BEAM BENDER This surface comprises Datum C These 2 surfaces comprise Datum B E1834Z BEAM BENDER Datum C area 1.1 mm W x 3.7 mm H Datum B areas 1.1 mm W x 3.7 mm H 9
10 Keysight E1834E/G/J/M/Z Mounted Beam Delivery Optics - Data Sheet mykeysight www.keysight.com/find/mykeysight A personalized view into the information most relevant to you. Keysight Assurance Plans www.keysight.com/find/assuranceplans Up to five years of protection and no budgetary surprises to ensure your instruments are operating to specification so you can rely on accurate measurements. www.keysight.com/find/connectivity For more information on Keysight Technologies products, applications or services, please contact your local Keysight office. The complete list is available at: www.keysight.com/find/contactus Americas Canada (877) 894 4414 Brazil 55 11 3351 7010 Mexico 001 800 254 2440 United States (800) 829 4444 Asia Pacific Australia 1 800 629 485 China 800 810 0189 Hong Kong 800 938 693 India 1 800 112 929 Japan 0120 (421) 345 Korea 080 769 0800 Malaysia 1 800 888 848 Singapore 1 800 375 8100 Taiwan 0800 047 866 Other AP Countries (65) 6375 8100 Europe & Middle East Austria 0800 001122 Belgium 0800 58580 Finland 0800 523252 France 0805 980333 Germany 0800 6270999 Ireland 1800 832700 Israel 1 809 343051 Italy 800 599100 Luxembourg +32 800 58580 Netherlands 0800 0233200 Russia 8800 5009286 Spain 0800 000154 Sweden 0200 882255 Switzerland 0800 805353 Opt. 1 (DE) Opt. 2 (FR) Opt. 3 (IT) United Kingdom 0800 0260637 For other unlisted countries: www.keysight.com/find/contactus (BP-07-10-14) This information is subject to change without notice. Keysight Technologies, 2011-2014 Published in USA, December 2, 2014 5990-6651EN www.keysight.com