{"product_id":"multi-focal-lens-pbmfl25-633-5","title":"Multi-Focal Lens PBMFL25-633-05","description":"\u003cp\u003eThe LBTEK Multi-Focal Lens is a diffractive optical element sensitive to the polarization state of incident light. It generates multiple focal points with equal energy distribution along the propagation direction when illuminated with circularly polarized light.\u003c\/p\u003e\n\u003cp\u003eLBTEK can precisely design the phase distribution based on the divergence angles, sizes, and energy distribution of the incident beam, achieving submicron-level liquid crystal polymer microstructure alignment with zero-order diffraction efficiency suppressed below 4%.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLiquid Crystal Polymer\/N-BK7 window material, single-layer substrate structure\u003c\/li\u003e\n\u003cli\u003eCapable of generating multiple focal points with equal light intensity\u003c\/li\u003e\n\u003cli\u003eIncident spot size consistent with the clear aperture\u003c\/li\u003e\n\u003cli\u003eWorking wavelength: 532 nm, 633 nm; number of focal points: 5; focal spacing: 50 mm\u003c\/li\u003e\n\u003cli\u003eFlexible customization available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMulti-Focal Lens Series\u003c\/h3\u003e\n\u003cp\u003eStandard products with clear aperture Ø20 mm, diffraction efficiency \u0026gt;96%, surface finish 60\/40. Light enters from the AR-coated side. Incident beam size should match the clear aperture for uniform energy distribution among focal points.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47499172413594,"sku":"PBMFL25-633-05","price":1600.27,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/E5_A4_9A_E7_84_A6_E7_82_B9_E9_80_8F_E9_95_9C_E4_B8_89_E7_BA_A7_E5_88_86_E7_B1_BB_E5_9B_BE-FmE7AUV7xGh2FgaauKSz99rmOKlR.jpg?v=1772280068","url":"https:\/\/waveqvanta.com\/products\/multi-focal-lens-pbmfl25-633-5","provider":"WaveQuanta","version":"1.0","type":"link"}