![](\"https:\/\/uvstry.com\/static\/upload\/image\/20240830\/1724986861727394.jpg\")
![](\"https:\/\/uvstry.com\/static\/upload\/image\/20240830\/1724986862497610.jpg\")
<\/p>\n3D-printed lenses, 3D composite lens sets, UV LED lenses, 3D printer light source modules<\/p>\n
10.3-inch 40-in-1 (405 nm UV LED + power supply + heat sink + aluminium substrate + lens + bracket)<\/p>\n
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Optical parameters of the 405 nm UV LED:<\/p>\n
LED power: 3 W 5 \u00d7 8 = 40 LEDs<\/p>\n
Total power: 40 \u00d7 3 W = 120 W<\/p>\n
Wavelength: 405 nm<\/p>\n
Angle: Collimation: 3.5 degrees<\/p>\n
Uniformity: 90%<\/p>\n
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Introduction to Parallel Light Sources \/ Introduction to parallel light
\n1. Parallel light is usually used for high-precision measurements
\nA parallel light source is normally used for high-precision measurements
\n2. Parallel light has high contrast at the edges
\nParallel light exhibits very high contrast at the edge.
\n3. Reducing diffuse reflection aids in the recognition of image boundaries
\nIt reduces diffuse reflection, which is beneficial for image boundary recognition.<\/p>\n
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Lens dimension markings<\/p>\n
![](\"https:\/\/uvstry.com\/static\/upload\/image\/20240830\/1724986862159406.jpg\")
![](\"https:\/\/img.alicdn.com\/imgextra\/i2\/441888993\/O1CN01UTGaEA2GIqYE5to6L_!!441888993.jpg\")
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other:
\nThis product must not be used under the following conditions; if it is used under these conditions, it is necessary to assess its effectiveness and risks:
\n\u2014Direct or indirect exposure to water or damp, such as being caught in the rain;
\n\u2014damaged or eroded by seawater;
\n\u2014 Exposure to corrosive gases (such as Cl\u2082, H\u2082S, NH\u2083, SOx, NOx, etc.);
\n\u2014 exposure to dust, liquids or oil;
\nThe product is not suitable for use under the following conditions;
\n\u2014-Direct or indirect exposure to wet or damp conditions, such as rain, etc.;
\n\u2014-in contact with seawater and erosive materials;
\n\u2014-Exposure to corrosive gases (e.g. Cl\u2082, H\u2082S, NH\u2083, SOx, NOx, etc.);
\n\u2014-Exposed to dust, liquids or oils;<\/p>","protected":false},"excerpt":{"rendered":"
10.3-inch 40-in-one 3D composite lens kit, 3D printer module array lens. The standard specification includes a 405 nm lamp; please contact customer service if you require other specifications. Thank you!<\/p>","protected":false},"featured_media":334,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[24,15],"product_tag":[],"class_list":["post-333","product","type-product","status-publish","has-post-thumbnail","product_cat-pro","product_cat-products","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"\n