{"title":"Uneven Spot","description":"\u003cp\u003eAn uneven treatment spot usually traces to a damaged aperture or focus lens, a fouled protective window, or a beam path optic that has shifted. Fluence distribution across the spot is the first thing to check.\u003c\/p\u003e","products":[{"product_id":"candela-aperture-lens-18-mm","title":"Candela Aperture Lens 18 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for Candela Gentle series handpieces.\u003c\/strong\u003e Precision-ground element that shapes the beam to an 18 mm treatment spot inside the fiber slider, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927654007168,"sku":"CND-0077","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/CND-0077.jpg?v=1789840430"},{"product_id":"candela-aperture-lens-24-mm-type-1","title":"Candela Aperture Lens 24 mm (Type 1)","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for Candela Gentle Pro series handpieces, 24 mm Type 1.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 24 mm treatment spot inside the fiber slider, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e\u003cp\u003eThree 24 mm lens types exist for this platform; confirm the fitted type against your slider before ordering.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927654465920,"sku":"CND-0078","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/CND-0078.jpg?v=1789840465"},{"product_id":"candela-aperture-lens-24-mm-type-2","title":"Candela Aperture Lens 24 mm (Type 2)","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for Candela Gentle Pro series handpieces, 24 mm Type 2.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 24 mm treatment spot inside the fiber slider, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e\u003cp\u003eThree 24 mm lens types exist for this platform; confirm the fitted type against your slider before ordering.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927654990208,"sku":"CND-0079","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/CND-0079.jpg?v=1789839885"},{"product_id":"candela-aperture-lens-24-mm-type-3","title":"Candela Aperture Lens 24 mm (Type 3)","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for Candela Gentle Pro series handpieces, 24 mm Type 3.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 24 mm treatment spot inside the fiber slider, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e\u003cp\u003eThree 24 mm lens types exist for this platform; confirm the fitted type against your slider before ordering.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927655645568,"sku":"CND-0080","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/CND-0080.jpg?v=1789839868"},{"product_id":"candela-focus-lens","title":"Candela Focus Lens","description":"\u003cp\u003e\u003cstrong\u003eFocus lens for Candela Gentle Pro series systems.\u003c\/strong\u003e Precision element that converges the beam to its working focal point in the optical train, holding spot geometry and energy density at the design values.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Surface damage defocuses the beam at its target plane, spreading energy the system expects to be concentrated. Coupled energy drops, surrounding mounts absorb the difference as heat, and the delivered spot degrades.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927660396928,"sku":"CND-0086","price":60.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"candela-intermediate-lens","title":"Candela Intermediate Lens","description":"\u003cp\u003e\u003cstrong\u003eIntermediate lens for Candela Gentle Pro series systems.\u003c\/strong\u003e Relay element that keeps the beam collimated between stages of the optical train so the full aperture arrives at the next optic.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Surface damage lets the beam spread between stages, clipping energy at downstream apertures and softening the spot at the handpiece. Because the loss is distributed, it often reads as general low output rather than one failed optic.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927666196864,"sku":"CND-0087","price":100.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/CND-0087.jpg?v=1789840597"},{"product_id":"candela-turning-mirror","title":"Candela Turning Mirror","description":"\u003cp\u003e\u003cstrong\u003eTurning mirror for Candela Gentle Pro series systems.\u003c\/strong\u003e Coated mirror that folds the beam through the internal path at a fixed angle, keeping the line between rod and handpiece aligned within the housing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Coating burns and pitting scatter energy out of the folded path, cutting delivered fluence and heating the mount. Scatter also degrades beam shape by the time it reaches the handpiece, so losses show at the skin before they show on the bench.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927669801344,"sku":"CND-0088","price":100.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/CND-0088.jpg?v=1789840619"},{"product_id":"lutronic-clarity-aperture-lens-15-mm","title":"Lutronic Clarity Aperture Lens 15 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for the Lutronic Clarity handpiece.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 15 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927670129024,"sku":"CLR-0020","price":45.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"lutronic-clarity-aperture-lens-18-mm","title":"Lutronic Clarity Aperture Lens 18 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for the Lutronic Clarity handpiece.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 18 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927670358400,"sku":"CLR-0021","price":45.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"lutronic-clarity-aperture-lens-20-mm","title":"Lutronic Clarity Aperture Lens 20 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for the Lutronic Clarity handpiece.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 20 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927670587776,"sku":"CLR-0022","price":45.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"lutronic-clarity-common-aperture-lens","title":"Lutronic Clarity Common Aperture Lens","description":"\u003cp\u003e\u003cstrong\u003eCommon aperture lens for the Lutronic Clarity platform.\u003c\/strong\u003e Shared element that sits in the beam path for every spot size configuration it serves, shaping output ahead of the size-specific optics.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Because every configuration passes through it, surface damage drags output down across all the spot sizes it serves at once, and the loss tracks every setting equally rather than pointing at one size.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927670751616,"sku":"CLR-0023","price":45.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"lutronic-clarity-focus-lens","title":"Lutronic Clarity Focus Lens","description":"\u003cp\u003e\u003cstrong\u003eFocus lens for the Lutronic Clarity handpiece.\u003c\/strong\u003e Precision element that converges the beam to its working focal point for treatment delivery, holding spot geometry and energy density at the design values.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Surface damage defocuses the beam at its target plane, spreading energy the system expects to be concentrated. Coupled energy drops, surrounding mounts absorb the difference as heat, and the delivered spot degrades.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927671275904,"sku":"CLR-0024","price":75.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"lutronic-clarity-protective-window","title":"Lutronic Clarity Protective Window","description":"\u003cp\u003e\u003cstrong\u003eDisposable protective window for the Lutronic Clarity handpiece.\u003c\/strong\u003e Flat optical window that sits in front of the internal lenses and takes the debris, gel, and hair contact of every treatment, so contamination lands on a replaceable part instead of the optics behind it. Sold per piece.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Debris burned onto the surface absorbs pulse energy, etching the glass and turning the window from a shield into an absorber. Left in place, a marked window scatters energy, distorts the spot, and passes heat damage down the optical train.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927671996800,"sku":"CLR-0025","price":10.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-aperture-lens-18-mm","title":"Cynosure Aperture Lens 18 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for Cynosure Elite series handpieces.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 18 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927672324480,"sku":"CYN-0050","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-aperture-lens-20-mm","title":"Cynosure Aperture Lens 20 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for the Cynosure Elite+ handpieces.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 20 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927672488320,"sku":"CYN-0051","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-aperture-lens-22-mm","title":"Cynosure Aperture Lens 22 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for the Cynosure Elite+ handpieces.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 22 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927672553856,"sku":"CYN-0052","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-aperture-lens-24-mm","title":"Cynosure Aperture Lens 24 mm","description":"\u003cp\u003e\u003cstrong\u003eOptical aperture lens for the Cynosure Elite+ handpieces.\u003c\/strong\u003e Precision-ground element that shapes the beam to a 24 mm treatment spot, setting the fluence profile delivered at the skin.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Scratches, pits, and burn marks scatter energy unevenly across the spot, so parts of the treatment area run hot while others fall short. Damage cannot be polished out without changing the lens geometry, so the element is replaced as a unit.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927672750464,"sku":"CYN-0053","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-common-aperture-lens-15-18-mm","title":"Cynosure Common Aperture Lens 15 \/ 18 mm","description":"\u003cp\u003e\u003cstrong\u003eCommon aperture lens for Cynosure Elite series handpieces, 15 mm and 18 mm sizes.\u003c\/strong\u003e Shared element that sits in the beam path for both spot configurations, shaping output ahead of the size-specific optics.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Because every configuration passes through it, surface damage drags output down across all the spot sizes it serves at once, and the loss tracks every setting equally rather than pointing at one size.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927672914304,"sku":"CYN-0054","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-common-aperture-lens-20-22-24-mm","title":"Cynosure Common Aperture Lens 20 \/ 22 \/ 24 mm","description":"\u003cp\u003e\u003cstrong\u003eCommon aperture lens for Cynosure Elite+ large spot handpieces, 20 mm, 22 mm, and 24 mm sizes.\u003c\/strong\u003e Shared element that sits in the beam path for all three configurations, shaping output ahead of the size-specific optics.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Because every configuration passes through it, surface damage drags output down across all the spot sizes it serves at once, and the loss tracks every setting equally rather than pointing at one size.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927673045376,"sku":"CYN-0055","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"cynosure-elite-plus-focus-lens","title":"Cynosure Elite+ Focus Lens","description":"\u003cp\u003e\u003cstrong\u003eFocus lens for the Cynosure Elite+ system.\u003c\/strong\u003e Precision element that converges the beam to its working focal point in the optical train, holding spot geometry and energy density at the design values on the dual wavelength platform.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Surface damage defocuses the beam at its target plane, spreading energy the system expects to be concentrated. Coupled energy drops, surrounding mounts absorb the difference as heat, and the delivered spot degrades.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927673536896,"sku":"CYN-0057","price":75.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"},{"product_id":"protective-window-lens","title":"Protective Window Lens","description":"\u003cp\u003e\u003cstrong\u003eDisposable protective window for laser handpieces.\u003c\/strong\u003e Flat optical window that sits in front of the internal lenses and takes the debris, gel, and hair contact of every treatment, so contamination lands on a replaceable part instead of the optics behind it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it fails:\u003c\/strong\u003e Debris burned onto the surface absorbs pulse energy, etching the glass and turning the window from a shield into an absorber. Left in place, a marked window scatters energy, distorts the spot, and passes heat damage down the optical train.\u003c\/p\u003e","brand":"PhotonX","offers":[{"title":"Default Title","offer_id":59927679435136,"sku":"WLD-0009","price":1.6,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9948\/3264\/files\/Product_Image_Placeholder.webp?v=1789852963"}],"url":"https:\/\/thephotonx.com\/collections\/uneven-spot.oembed","provider":"ThePhotonX","version":"1.0","type":"link"}