{"id":623629,"date":"2026-04-16T20:38:35","date_gmt":"2026-04-16T20:38:35","guid":{"rendered":"https:\/\/placemarket.lv\/veikals\/okulars-20mm-ar-52-ler-1-25-explore-scientific\/"},"modified":"2026-04-16T20:41:35","modified_gmt":"2026-04-16T20:41:35","slug":"okulars-20mm-ar-52-ler-1-25-explore-scientific","status":"publish","type":"product","link":"https:\/\/placemarket.lv\/ru\/veikals\/okulars-20mm-ar-52-ler-1-25-explore-scientific\/","title":{"rendered":"Okul\u0101rs 20mm Ar 52\u00b0 LER 1.25&#8243;, EXPLORE SCIENTIFIC"},"content":{"rendered":"<p><span >Solidly in the <\/span><span >mid-magnification range<\/span><span>for most amateur telescopes, the <\/span><span >20mm<\/span><span>is a true workhorse for visual observers. If you love deep sky observing, eyepieces in this focal length range not only give <\/span><span >healthy increases in magnification<\/span><span >, but the contrast enhancement of giving a <\/span><span >darker background sky<\/span><span>can make all the difference of how galaxies and nebulae appear under suburban skies.<\/span><\/p>\n<p><span >Comfort, Quality, Value.<\/span><span>The <\/span><span >Explore Scientific 52\u00b0 LER Series<\/span><span><\/span><span >mid-range focal length eyepieces<\/span><span >are <\/span><span >excellent flat-field multi-element oculars <\/span><span >that can transform your visual astronomy experience. With an apparent field of view of 52 degrees, these eyepieces offer incredible value in a very nice eyepiece. <\/span><span >Expect exceptional quality and value versus a comparably priced Plossl.<\/span><span ><\/span><\/p>\n<p><span >These eyepieces are the choice for observers wearing glasses<\/span><span>&#8211; with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The <\/span><span >patented EMD&#8221;-coating<\/span><span>produces <\/span><span >high contrast images<\/span><span>and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don\u00b4t have to deal with dirt, fungus or cleansing fluids getting between the lenses. <\/span><span >The eyepieces are sealed &#8211; this makes sure you will be able to enjoy these eyepieces for many years to come.<\/span><\/p>\n<p><br ><span >SPECIFICATIONS<\/span><br ><\/p>\n<ul >\n<li>Large eye distance, large field and great image sharpness<\/li>\n<li>Excellent viewing position for people with glasses<\/li>\n<li>Excellent field sharpness even with fast optics<\/li>\n<li>52\u00b0 apparent field of view<\/li>\n<li>Argon-purging prevents internal fogging, the sealing facilitates cleaning<\/li>\n<li>Patented EMD-coating to maximize contrast<\/li>\n<li>Blackened lens edges to avoid reflexes<\/li>\n<li>All eyepieces of this series are parfocal<\/li>\n<li>Stainless steel barrel with conical security cutoff<\/li>\n<li>Dust covers and protective bag included<\/li>\n<\/ul>\n<h4 >Technical Data<\/h4>\n<table >\n<tbody>\n<tr>\n<th colspan=\"2\"  >OPTICAL SPECIFICATIONS<\/th>\n<\/tr>\n<tr>\n<td   >Focal length<\/td>\n<td   >20 mm<\/td>\n<\/tr>\n<tr>\n<td   >Apparent field of view<\/td>\n<td   >52 degrees<\/td>\n<\/tr>\n<tr>\n<th colspan=\"2\"  >GENERAL TECHNICAL DATA<\/th>\n<\/tr>\n<tr>\n<td   >Eyepiece Barrel Diameter<\/td>\n<td   >31.7 mm<\/td>\n<\/tr>\n<tr>\n<td   >Eyecups<\/td>\n<td   >Rubber eyecups, foldable<\/td>\n<\/tr>\n<tr>\n<td   >Interpupilar distance min.<\/td>\n<td   >15 \u043c\u043c<\/td>\n<\/tr>\n<tr>\n<td   >Warranty<\/td>\n<td   >2 years<\/td>\n<\/tr>\n<tr>\n<th colspan=\"2\"  >DIMENSIONS &#038; WEIGHTS<\/th>\n<\/tr>\n<tr>\n<td   >Total length<\/td>\n<td   >76 \u043c\u043c<\/td>\n<\/tr>\n<tr>\n<td   >Net weight (without access.)<\/td>\n<td   >175 g<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u00a0<\/p>","protected":false},"excerpt":{"rendered":"<p>Solidly in the mid-magnification rangefor most amateur telescopes, the 20mmis a true workhorse for visual observers. If you love deep sky observing, eyepieces in this focal length range not only give healthy increases in magnification, but the contrast enhancement of giving a darker background skycan make all the difference of how galaxies and nebulae appear [&hellip;]<\/p>\n","protected":false},"featured_media":623630,"template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[2420,3444,2644],"product_tag":[],"class_list":["post-623629","product","type-product","status-publish","has-post-thumbnail","product_cat-sports-un-izklaide","product_cat-teleskopi-un-to-piederumi","product_cat-optika","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.3 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Okul\u0101rs 20mm Ar 52\u00b0 LER 1.25&quot;, EXPLORE SCIENTIFIC - Place Market<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/placemarket.lv\/ru\/veikals\/okulars-20mm-ar-52-ler-1-25-explore-scientific\/\" \/>\n<meta property=\"og:locale\" content=\"ru_RU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Okul\u0101rs 20mm Ar 52\u00b0 LER 1.25&quot;, EXPLORE SCIENTIFIC\" \/>\n<meta property=\"og:description\" content=\"Solidly in the mid-magnification rangefor most amateur telescopes, the 20mmis a true workhorse for visual observers. 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