Designed with Gaussian beams in mind, the 1064nm 2X – 8X Gemma® Variable Beam Expander has no ghost foci and features non-rotating lenses in a Galilean configuration to provide a high degree of pointing accuracy while also maintaining a compact housing length of 158mm. An anti-reflective coating is utilized to ensure superior transmission while withstanding high power laser pulses of up to 10 J/cm2 at 1064nm, 10ns, 20Hz. The Gemma® Variable Beam expander is currently in stock and available for immediate delivery.
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