{"product_id":"t-gp2018f-vph-transmission-grating-532-nm-dwl-1800-linesmm-286-aoi-o2","title":"T-GP2018F - VPH Transmission Grating, 532 nm DWL, 1800 Lines\/mm, 28.6° AOI, Ø2\"","description":"\u003cul\u003e\n\u003cli\u003eDesign Wavelength (DWL) and Spatial Frequency Options:\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e532 nm: 1800 Lines\/mm\u003c\/li\u003e\n\u003cli\u003e600 nm: 600 Lines\/mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eØ1\", Ø2\", and 50.0 mm x 30.0 mm Gratings Available\u003c\/li\u003e\n\u003cli\u003eHigh First-Order Diffraction Peak Efficiency (See Tables Below)\u003c\/li\u003e\n\u003cli\u003eLow Polarization-Dependent Loss\u003c\/li\u003e\n\u003cli\u003eUniform Performance Over Broad Bandwidths (See Diffraction Efficiency Graphs Below)\u003c\/li\u003e\n\u003cli\u003eExtremely Low Scatter Between Orders (No Ghosting)\u003c\/li\u003e\n\u003cli\u003eDichromated Gelatin (DCG) Film Between Two Glass Substrates\u003c\/li\u003e\n\u003cli\u003eIdeal for Spectroscopy\u003c\/li\u003e\n\u003cli\u003eDesign Wavelength \u003cspan data-mce-fragment=\"1\"\u003e532 nm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eSpatial \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eFrequency 1800 lines\/mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eAngle of Incidence at the Design Wavelength \u003cspan data-mce-fragment=\"1\"\u003e28.6°\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDiffraction Efficiency 450 nm: S-Pol \u0026gt; 45%; P-Pol \u0026gt; 60%\u003cbr data-mce-fragment=\"1\"\u003e532 nm: S-Pol \u0026gt; 80%; P-Pol \u0026gt; 80%\u003cbr data-mce-fragment=\"1\"\u003e650 nm: S-Pol \u0026gt; 40%; P-Pol \u0026gt; 40%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eBroadband Antireflection Coating Performance at the Specified AOI (Per Surface) \u003cspan data-mce-fragment=\"1\"\u003e400 - 700 nm\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eR\u003c\/span\u003e\u003csub data-mce-fragment=\"1\"\u003eavg\u003c\/sub\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u0026lt; 1.5%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eCover Plate Substrate N-BK7 or Equivalent\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimensions Ø50.8 mm x 6.0 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1026\/4509\/files\/TTN259723-E0W.pdf?v=1691608590\"\u003e\u003cstrong\u003eProduct Drawing\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Fosco Connect","offers":[{"title":"Default Title","offer_id":49083731771648,"sku":"T-GP2018F","price":2422.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/TTN259723-xl.jpg?v=1785204228","url":"https:\/\/alotechparts.com\/products\/t-gp2018f-vph-transmission-grating-532-nm-dwl-1800-linesmm-286-aoi-o2","provider":"Alo Tech Solutions","version":"1.0","type":"link"}