Coating:

Laser V-Coat (1064nm)

Design Wavelength DWL (nm):

1064

Entrance Aperture (mm):

14.5

Exit Aperture (mm):

30

Expansion Power:

2X - 8X

Fused Silica (Corning 7980)

Length (mm):

157.50 (without end caps)

Mounting Threads:

Input: Male M30 x 1.0
Output: Female M42 x 0.5

Transmission (%):

>97.5 @ DWL

Type:

Beam Expander

Weight (g):

484

Housing Diameter (mm):

48

Transmitted Wavefront, P-V:

<λ/10 for Input Beam 3.5mm (2X-6X)
<λ/10 for Input Beam 2mm (2X-8X)

Coating Specification:

R_abs <0.25% @ 1063 - 1065nm
R_avg <0.5% @ 1030 - 1100nm

Wavelength Range (nm):

1030 - 1100

Style:

Variable Magnification

10 J/cm² (>3X), 5 J/cm² (2-3X) @ 1064nm, 10ns, 20Hz

Divergence Adjustment:

Non-Rotating Optics

Pointing Accuracy (mrad):

<1

Damage Threshold, Pulsed:

10 J/cm² (>3X), 5 J/cm² (2-3X) @ 1064nm, 10ns, 20Hz

1064nm 2X – 8X Gemma® Variable Beam Expander

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