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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
266nm 1X - 3X Research-Grade Variable Beam Expander

Research-Grade Variable Beam Expanders
532nm 1X - 3X, #87-561
1064nm 2X - 8X, #87-568
Broadband VIS 2X - 8X, #87-569
355nm 2X - 8X Variable Beam Expander, #87-566

Research-Grade Variable Beam Expanders

532nm 1X - 3X, #87-561

1064nm 2X - 8X, #87-568

Broadband VIS 2X - 8X, #87-569

355nm 2X - 8X Variable Beam Expander, #87-566

Stock #87-559
€1,099.00
×
Qty 1-4
€1,099.00
Qty 5
€879.00
Volume Pricing
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Design Wavelength DWL (nm):
266
Expansion Power:
1X - 3X
Coating:
Laser V-Coat (266nm, 355nm)
Style:
Variable Magnification
Wavelength Range (nm):
260 - 365
Entrance Aperture (mm):
10
Exit Aperture (mm):
30
Transmitted Wavefront, P-V:
<λ/4 @ 266nm for Input Beam ≤5mm
Mounting Threads:
Input: Male C-Thread (1" x 32 TPI)
Output: Male T-Thread (M42 x 0.75)
Substrate:
Housing Diameter (mm):
58.2
Length (mm):
172.3
Angle of Incidence (°):
0 ±0.06
Transmission (%):
>95 @ DWL
Coating Specification:
Rabs <0.25% @ 265 - 267nm
Rabs <0.25% @ 354 - 356nm
Ravg <0.5% @ 260 - 365nm
Damage Threshold, Pulsed:
2 J/cm2 @ 10ns, 20 Hz, 266nm
Type:
Beam Expander
Divergence Adjustment:
Sliding Optics

Regulatory Compliance

RoHS:

Product Description

For optimal performance, center the laser beam to the entrance lens and ensure that the beam is parallel to the beam expander’s optical axis.

Technical Information

2X-8X Research-Grade Variable Beam Expanders - Specifications
Design Wavelength Stock No. Fixed Overall Length A (mm) Mounting Length E (mm) Rotating Numeric Ring Length F (mm) Rotating Alpha Ring Length G (mm)
355nm #87-566 169.7 35.9 90.7 19.4
532nm #87-567 169.3 31.5 70.4 43.7
Broadband VIS (633nm) #87-569 169.3 31.5 70.4 43.7
Broadband NIR (785nm) #87-570 169.3 31.5 70.4 43.7
1064nm #87-568 169.3 31.5 70.4 43.7

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