{"product_id":"e-37-431-25mm-dia-025-numerical-aperture-uncoated-precision-aspheric-lens","title":"E-37-431 25mm Dia., 0.25 Numerical Aperture, Uncoated, Precision Aspheric Lens","description":"\u003cp\u003eE-37431 25mm Dia., 0.25 Numerical Aperture, Uncoated, Precision Aspheric Lens\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1026\/4509\/files\/prnt_37431.pdf?v=1687915216\"\u003e\u003cstrong\u003eProduct Drawing\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eDiameter (mm): 25.00 +0.00\/-0.025\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eEffective Focal Length EFL (mm): 50.00 @ 587.6nm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eNumerical Aperture NA: 0.25\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eBack Focal Length BFL (mm): 45.23\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"spec-tooltip\"\u003eSubstrate:\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"spec-tooltiptext\"\u003e\u003ca href=\"https:\/\/www.edmundoptics.com\/knowledge-center\/application-notes\/optics\/optical-glass\/\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1026\/4509\/files\/BK7.pdf?v=1685038845\"\u003e\u003cstrong\u003eN-BK7\u003c\/strong\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eAspheric Design Wavelength (nm): 587.6\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eCoating: Uncoated\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eCentering (arcmin): \u0026lt;3\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eSurface Quality: 40-20\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eClear Aperture CA (mm): 24.00\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eEdge Thickness ET (mm): 4.14\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eCenter Thickness CT (mm): 7.24 ±0.10\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003ef\/#: 2.00\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eBevel: Protective bevel as needed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eShape of Back Surface: Plano\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eWavelength Range (nm): 350 - 2200\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row specsRow\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eConjugate Distance: Infinite\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-lg-6 col-xs-12 specs\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-lg-6 col-xs-6 col-6\"\u003e\n\u003cdiv class=\"\"\u003eAsphere Figure Error, RMS @ 632.8nm: 0.4λ\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fosco Connect","offers":[{"title":"Default Title","offer_id":49083778564352,"sku":"E-37431","price":765.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/9042_cee8c713-8d7f-49ce-ae06-132cf7e45278.webp?v=1785204842","url":"https:\/\/alotechparts.com\/products\/e-37-431-25mm-dia-025-numerical-aperture-uncoated-precision-aspheric-lens","provider":"Alo Tech Solutions","version":"1.0","type":"link"}