{"id":144782,"date":"2019-07-19T08:00:56","date_gmt":"2019-07-18T22:00:56","guid":{"rendered":"https:\/\/www.aptella.com\/product\/topcon-at-b-series-auto-levels\/"},"modified":"2025-08-04T14:23:58","modified_gmt":"2025-08-04T04:23:58","slug":"topcon-at-b-series-auto-levels","status":"publish","type":"product","link":"https:\/\/www.aptella.com\/id\/product\/topcon-at-b-series-auto-levels\/","title":{"rendered":"Topcon AT-B Series Dumpy Levels"},"content":{"rendered":"

Durable, dependable, high value auto levels.<\/h4>\n

Topcon have two new, updated auto levels to replace the AT-B3 and AT-B4! \u00a0The levels have been updated to feature a smaller, lightweight design while still improving the performance of the unit.<\/p>\n

New Features:<\/strong><\/p>\n

Completely NEW design, same compensator from AT-B2 series, lightweight at 1.5 kg m(3.3lb) A 13% reduction from previous version, easy to grasp (compact body), better visibility of horizontal circle, improved tangents\/knobs, increased gear ratio for shock and vibration.<\/p>\n

The Topcon AT-B Series Automatic Levels are available in 3 Models \u2013 24x, 28x, and 32x Magnification.<\/p>\n

The AT-B Series of precision instruments utilise a finely tuned magnetic dampening system to provide unmatched durability and accuracy. \u00a0Essential reliability when working near heavy equipment or busy highways, or where fine vibrations may be present.<\/p>\n

Suitable for:<\/strong> Site preparation, earthworks, concreting, drainage and site set-out<\/p>\n\n\n\n\n
Features: <\/em><\/span><\/td>\nKit Includes:<\/em><\/span><\/td>\n<\/tr>\n
\n
    \n
  • Choice of 3 models: AT-B2 (32x magnification), AT-B3 (28x magnification) and AT-B4 (24x magnification)<\/span><\/li>\n
  • Rapid, accurate and stable automatic compensation<\/span><\/li>\n
  • Ultra-short 20cm focussing<\/span><\/li>\n
  • All-weather dependable<\/span><\/li>\n
  • Clampless, endless fine horizontal adjustments<\/span><\/li>\n<\/ul>\n<\/td>\n
\n
    \n
  • AT-B level<\/span><\/li>\n
  • Plumb bob<\/span><\/li>\n
  • Hex wrench<\/span><\/li>\n
  • Adjusting pins (AT-B2 only)<\/span><\/li>\n
  • Vinyl cover<\/span><\/li>\n
  • Cleaning cloth & lens cap<\/span><\/li>\n
  • Hard case<\/span><\/li>\n
  • User manual<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

     <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    SPECIFICATIONS:<\/span><\/strong><\/td>\nAT-B2<\/strong><\/span><\/td>\nAT-B3<\/strong><\/span><\/td>\nAT-B4<\/strong><\/span><\/td>\n<\/tr>\n
    Length<\/td>\n215 mm<\/td>\n214 mm<\/td>\n214 mm<\/td>\n<\/tr>\n
    Magnification<\/td>\n32 x<\/td>\n28 x<\/td>\n24 x<\/td>\n<\/tr>\n
    Objective Aperture<\/td>\n42 mm<\/td>\n36 mm<\/td>\n32 mm<\/td>\n<\/tr>\n
    Resolving power<\/td>\n3 in.<\/td>\n3.5 in.<\/td>\n4 in.<\/td>\n<\/tr>\n
    Field of view
    \n(at 100 m)<\/td>\n    		1\u00b020′
    \n2.3 m<\/td>\n    		1\u00b025′
    \n2.5 m<\/td>\n    		1\u00b025′
    \n2.5 m<\/td>\n<\/tr>\n
    Focussing Knob<\/td>\n2-speed<\/td>\n1-speed<\/td>\n\u00a01-speed<\/td>\n<\/tr>\n
    Sighting aid<\/td>\nPeep sight<\/td>\nGun sight<\/td>\n\u00a0Gun sight<\/td>\n<\/tr>\n
    Accuracy
    \n(w\/out micrometre)<\/td>\n    		0.7 mm<\/td>\n1.5 mm<\/td>\n<\/td>\n<\/tr>\n
    Accuracy
    \n(w\/ micrometre)<\/td>\n    		0.5 mm<\/td>\nn\/a<\/td>\n\u00a0n\/a<\/td>\n<\/tr>\n
    Circular level sensitivity<\/td>\n2 mm<\/td>\n2 mm<\/td>\n2 mm<\/td>\n<\/tr>\n
    \u00a0Horizontal Circle diameter<\/td>\n103 mm<\/td>\n103 mm<\/td>\n103 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

    Durable, dependable, high value auto levels. Topcon have two new, updated auto levels to replace the AT-B3 and AT-B4! \u00a0The levels have been updated to feature a smaller, lightweight design while still improving the performance of the unit. New Features: Completely NEW design, same compensator from AT-B2 series, lightweight at 1.5 kg m(3.3lb) A 13% […]<\/p>\n","protected":false},"featured_media":126067,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[8272],"product_tag":[],"class_list":{"0":"post-144782","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-lasers-and-levels-id","7":"product_brands-topcon-id","9":"first","10":"outofstock","11":"taxable","12":"shipping-taxable","13":"product-type-simple"},"acf":[],"yoast_head":"\nTopcon Auto Levels AT-B Series 24x, 28x, and 32x | Aptella<\/title>\n<meta name=\"description\" content=\"Topcon auto levels to replace the AT-B3 and AT-B4! \u00a0The levels have been updated to feature a smaller. 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