TECHSPEC® Research-Grade Variable Beam Expanders
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• 1X - 3X and 2X - 8X Continuous Magnification
• Non-Rotating Lenses Minimize Beam Wander During Focus and Magnification Adjustment
• Galilean Design with Fixed Housing Length
Max Input Beam Tilt (mrad): 1
Substrate: Fused Silica
Divergence Adjustment: Non-Rotating Optics
Mounting Threads:
Input: Male C-Thread (1" x 32 TPI)
Output: Male T-Thread (M42 x 0,75)
Housing Diameter (mm):
1X - 3X: 58,2
2X - 8X: 51
Entrance/Exit Aperture (mm):
1X - 3X: 10/30
2X - 8X: 15/30
Damage Threshold, By Design (J/cm²):
266 nm: 2 J/cm² @ 10 ns, 20 Hz
355 nm: 1 J/cm² @ 10 ns, 20 Hz
532 nm: 5 J/cm² @ 10 ns, 20 Hz
1064 nm: 10 J/cm² @ 10 ns, 20 Hz
L A B C D E
1X - 3X
Fixed Overall Length (A)
8 7 6 5 4
53.2mm
C-Mount (1" x 32TPI)
55.2mm 58.2mm
T-Mount (M42 x 0.75)
2X - 8X
Fixed Overall Length (A)
48mm
C-Mount (1” x 32TPI)
46mm 51mm
T-Mount (M42 x 0.75)
L A B C D E
2 3 4 5 6