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Double Concave Glass Lens Φ4mm Beam Expander DIY Small Optics 5pcs/lot 532nm

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  • Q-BAIHE Australia (189)
  • 97.7% positive Feedback
Price:
AU $17.08
+ AU $6.11 postage
Estimated delivery Wed, 29 May - Wed, 5 Jun
Returns:
30-day returns. Buyer pays for return postage.
Condition:
Brand New
They are double concave glass lens for 532nm green lasers! Wavelength 532nm. Beam Expander! Especially for green laser with 39mm focal length! Get a clearer laser effect than plastic lens! Specification Output Power No.