{"id":126922,"date":"2019-07-19T08:00:56","date_gmt":"2024-05-07T00:08:10","guid":{"rendered":"https:\/\/www.aptella.com\/product\/topcon-at-b-series-auto-levels\/"},"modified":"2025-07-07T14:12:37","modified_gmt":"2025-07-07T04:12:37","slug":"topcon-at-b-series-auto-levels","status":"publish","type":"product","link":"https:\/\/www.aptella.com\/nz\/product\/topcon-at-b-series-auto-levels\/","title":{"rendered":"Topcon AT-B Series Dumpy Levels"},"content":{"rendered":"

Durable, dependable, high value Topcon Dumpy 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 Dumpy 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":"

    The compensator of AT-B Series incorporates four suspension wires made of super-high-tensile metal, which features minimal thermal expansion coefficient \u2013 providing unmatched durability and accuracy.<\/p>\n

    Horizontal circle for measurement<\/strong><\/p>\n

    Horizontal angles can be directly read in 1\u00b0 or 1 gon units. The free rotation feature allows you to read any angle from zero. The circle is covered for protection against dirt and scratches and the readout window is located below the eyepiece for quick reference.<\/p>\n","protected":false},"featured_media":126068,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[1666],"product_tag":[7750],"class_list":{"0":"post-126922","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-lasers-levels-products-nz","7":"product_tag-landscaping-nz","9":"first","10":"outofstock","11":"taxable","12":"shipping-taxable","13":"product-type-simple"},"acf":[],"yoast_head":"\nTopcon Dumpy Levels AT-B Series 24x, 28x, and 32x | Aptella<\/title>\n<meta name=\"description\" content=\"Topcon dumpy levels to replace the AT-B3 and AT-B4! \u00a0The levels have been updated to feature a smaller. 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