{"product_id":"linen-tester","title":"Linen Tester","description":"\u003cp\u003eDual-lens construction eliminates the edge distortion that plagues single-lens magnifiers, delivering sharp, uniform clarity across the entire one-inch viewing area. This linen tester proves essential when examining halftone screens, evaluating print registration, or inspecting surface details that determine whether work meets professional standards. Black lacquered brass construction provides durability without excessive weight, while the folding design protects lenses during transport and storage.\u003c\/p\u003e\n\u003cp\u003eSix-power magnification strikes the practical balance, enough enlargement to reveal fine details in printed work or engraved surfaces, but not so much that you lose context or working distance. The square viewing field lets you examine specific areas methodically, particularly useful when counting screen lines or comparing adjacent color separations. Graphic artists use these for press checks and proofing; engravers rely on them for evaluating line quality and depth.\u003c\/p\u003e\n\u003cp\u003eCompact enough to keep in your apron or tool kit, substantial enough to withstand daily studio use. The brass frame maintains its integrity through repeated folding, while lacquered finish resists fingerprints and studio grime. Whether you're inspecting copper plate progress or verifying that four-color process registration holds tight, this traditional tool delivers the magnified view you need to work with confidence.\u003c\/p\u003e","brand":"texasartsupply","offers":[{"title":"linen tester","offer_id":47998567743717,"sku":"59902","price":20.19,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.texasart.com\/products\/linen-tester","provider":"Texas Art Supply","version":"1.0","type":"link"}