{"product_id":"pentax-xw40-r-eyepiece-smc-40mm","title":"Pentax XW40-R eyepiece SMC 40mm","description":"\u003cp\u003eThe smc PENTAX XW40-R is a high-grade 40mm eyepiece from Pentax's XW series, offering a wide 70° apparent field of view and a generous 20mm eye relief for comfortable viewing, including for spectacle wearers.\u003c\/p\u003e\u003cp\u003eHigh-refraction, extra-low-dispersion lanthanum glass and Pentax's multi-layer coatings give high light transmission and a well-corrected, high-contrast image, while a weatherproof body suits use in the field with spotting scopes and astronomical telescopes. Its long focal length makes it well suited to wide views of large deep-sky objects.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e70° apparent field of view\u003c\/li\u003e\n\u003cli\u003e20mm eye relief\u003c\/li\u003e\n\u003cli\u003eLanthanum ED glass for minimal aberrations\u003c\/li\u003e\n\u003cli\u003ePentax multi-layer coatings for high light transmission\u003c\/li\u003e\n\u003cli\u003eWeatherproof construction\u003c\/li\u003e\n\u003cli\u003e50.8mm sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal length:\u003c\/strong\u003e 40mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLens construction:\u003c\/strong\u003e 6\/5 (elements\/groups)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApparent field of view:\u003c\/strong\u003e 70°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEye relief:\u003c\/strong\u003e 20mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve size:\u003c\/strong\u003e 50.8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength x diameter:\u003c\/strong\u003e 117 x 76mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 700g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pentax","offers":[{"title":"Default Title","offer_id":54819189424412,"sku":"70538","price":790.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/0835\/1516\/files\/70538.tag.0.jpg?v=1793688962","url":"https:\/\/www.magnumsports.com.au\/products\/pentax-xw40-r-eyepiece-smc-40mm","provider":"Magnum Sports","version":"1.0","type":"link"}