{"product_id":"pentax-eyepiece-smc-pentax-xw-7","title":"Pentax EYEPIECE SMC PENTAX XW-7","description":"\u003ch2\u003ePentax SMC Pentax XW-7 Eyepiece – Premium Wide-Angle Performance\u003c\/h2\u003e\n\u003ch3\u003eOutstanding Optical Quality for Astronomy \u0026amp; Observation\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003ePentax SMC XW-7 Eyepiece\u003c\/strong\u003e is designed for discerning astronomers and observers who demand exceptional clarity, wide-angle viewing, and superior comfort. With its \u003cstrong\u003e7mm focal length\u003c\/strong\u003e and \u003cstrong\u003e70° apparent field of view\u003c\/strong\u003e, this eyepiece is perfect for high-magnification planetary, lunar, and deep-sky observation – delivering bright, sharp, and distortion-free images right to the edge of the field.\u003c\/p\u003e\n\u003cp\u003eCrafted with \u003cstrong\u003ehigh-refraction, low-dispersion Lanthanum glass\u003c\/strong\u003e, the XW-7 virtually eliminates chromatic aberration, while \u003cstrong\u003ePentax’s renowned Super Multi-Coating (SMC)\u003c\/strong\u003e maximises light transmission across all air-to-glass surfaces. This results in crisp, high-contrast images with natural colour balance.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Performance Optics\u003c\/strong\u003e – Premium Lanthanum glass for reduced chromatic aberration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePentax Super Multi-Coating (SMC)\u003c\/strong\u003e – Enhances light transmission and suppresses ghosting or flare.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEdge-Blackened Optics \u0026amp; Baffling\u003c\/strong\u003e – Minimises internal reflections for maximum contrast.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFast Telescope Compatibility\u003c\/strong\u003e – Fully corrected for use with systems as fast as f\/4.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGenerous 20mm Eye Relief\u003c\/strong\u003e – Comfortable viewing, even for spectacle wearers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTwist-Up Rubber Eyecups\u003c\/strong\u003e – Adjustable helicoid eyepiece ring for personalised eye positioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFilter Compatibility\u003c\/strong\u003e – Chromed barrels are threaded to accept 1.25\" filters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeatherproof Construction\u003c\/strong\u003e – Built to \u003cstrong\u003eJIS Class 4 standards\u003c\/strong\u003e, providing reliable protection against the elements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLens Construction:\u003c\/strong\u003e 8 elements in 6 groups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFocal Length:\u003c\/strong\u003e 7mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApparent Field of View:\u003c\/strong\u003e 70°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEye Relief:\u003c\/strong\u003e 20mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAttachment Diameter:\u003c\/strong\u003e 1.25\" (31.7mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFilter Thread Diameter:\u003c\/strong\u003e 28.6mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eField Stop Diameter:\u003c\/strong\u003e 8.8mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEyepiece Ring Type:\u003c\/strong\u003e Helicoid (twist-up)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions (H x W):\u003c\/strong\u003e 4.7\" x 2.4\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 390g (13.8 oz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt for Serious Observers\u003c\/h3\u003e\n\u003cp\u003eWith its combination of precision optics, wide-angle performance, and rugged build quality, the \u003cstrong\u003ePentax SMC XW-7\u003c\/strong\u003e is a premium eyepiece for amateur astronomers and professionals alike. Whether you’re exploring lunar craters, studying planetary details, or resolving deep-sky objects, this eyepiece delivers breathtaking clarity and comfort for extended viewing sessions.\u003c\/p\u003e","brand":"Pentax","offers":[{"title":"Default Title","offer_id":42375734165601,"sku":"0027075075214","price":329.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0554\/9657\/3025\/files\/Pentax-EYEPIECE-SMC-PENTAX-XW-7-product-photo.webp?v=1755513867","url":"https:\/\/carmarcameras.mom\/products\/pentax-eyepiece-smc-pentax-xw-7","provider":"Carmarthen Camera Centre","version":"1.0","type":"link"}