{"id":11074,"date":"2026-03-04T15:38:04","date_gmt":"2026-03-04T14:38:04","guid":{"rendered":"https:\/\/rodervision.com\/prodotti\/illuminatori-led-spot\/"},"modified":"2026-05-25T17:33:01","modified_gmt":"2026-05-25T15:33:01","slug":"illuminatori-led-spot","status":"publish","type":"page","link":"https:\/\/rodervision.com\/it\/prodotti\/illuminatori-led-spot\/","title":{"rendered":"Illuminatori LED spot"},"content":{"rendered":"\n

Miniaturisation is one of the defining trends in modern industrial automation. Vision stations are becoming more compact, robotic end-of-arm tools are carrying cameras into increasingly confined spaces, and machine builders face the challenge of integrating high-performance illumination where standard illuminators simply cannot fit.<\/p>\n\n

The RODER DL3M series is the answer to this challenge. A single high-flux LED source packaged in an ultra-low profile anodised aluminium body, with interchangeable directive lenses for focused spot output or opal glass for diffuse micro-backlight applications. Multiple units connect in series to create distributed lighting chains across complex machine geometries \u2014 delivering precisely positioned light at every inspection point without brackets, bulky housings, or cable management complexity.<\/p>\n\n

Despite its compact footprint, the DL3M maintains full industrial-grade standards: HTTM thermal management, vibration-resistant M8 connectors, and strobe and overdrive compatibility for high-speed image acquisition. Designed and manufactured in Italy.<\/p>\n\n

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Illuminatore spot compatto. Fascio focalizzato ad alta intensit\u00e0 per campi visivi ristretti.<\/strong><\/a><\/p>\n\n\n\n

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LED Spot Illuminators for Industrial Vision Systems: Technical Guide and Application Overview<\/h2>\n\n

Spot LED illuminators occupy a distinct position in the machine vision illuminator landscape. Unlike bar lights, ring lights, and backlights \u2014 which are designed to cover fields of view ranging from tens to hundreds of millimetres \u2014 spot illuminators concentrate high-intensity output onto a small, precisely defined area. This focused geometry makes them the correct choice for applications where installation space is severely constrained, where multiple discrete inspection points must be illuminated independently, or where the inspection object is small enough that a full-format illuminator would be mechanically disproportionate and optically inefficient.<\/p>\n\n

The RODER DL3M series is engineered specifically for these requirements, combining miniature form factor with full industrial-grade optical and mechanical performance.<\/p>\n\n

Single High-Flux LED: Optical Efficiency at Minimum Volume<\/h2>\n\n

The DL3M is built around a single high-flux LED source \u2014 a deliberate design choice that maximises luminous intensity per unit volume. Multi-LED arrays distribute their output across a larger emitting surface; a single high-flux source concentrates it. At the small fields of view where spot illuminators are deployed \u2014 typically below 30\u00d730mm \u2014 the single-source architecture delivers higher effective irradiance at the target than an equivalent multi-LED illuminator of the same physical size.<\/p>\n\n

The LED operates at peak chromatic stability throughout its operational lifespan, backed by proprietary HTTM thermal management technology that dissipates heat efficiently within the illuminator’s minimal housing volume. This prevents the thermal drift and colour shift that degrade inspection repeatability in compact illuminators where heat management is frequently underengineered.<\/p>\n\n

Interchangeable Optics: One Body, Two Functions<\/h2>\n\n

A key differentiator of the DL3M series is the interchangeable optical configuration. Two lens options are available on the same mechanical body:<\/p>\n\n

Directive lenses<\/strong> collimate the LED output into a focused, narrow beam \u2014 the classic spot light configuration for direct, high-intensity illumination of small features. Available in multiple beam angles to match the required field of view and working distance combination.<\/p>\n\n

Opal glass diffuser<\/strong> replaces the directive lens to transform the DL3M into a miniature diffuse backlight source. This configuration is particularly valuable in applications where a standard backlight panel cannot be physically integrated \u2014 for example, behind a transparent component on a moving carrier, or between two closely spaced mechanical elements on an assembly fixture.<\/p>\n\n

This dual-function capability effectively provides two illuminator types in a single product platform, simplifying spare parts management and reducing the number of different components required in a complex machine build.<\/p>\n\n

Modular Series Connection: Distributed Illumination Architecture<\/h2>\n\n

The DL3M supports modular series connection \u2014 multiple units can be chained mechanically and electrically to create custom lighting arrays distributed across a machine’s inspection geometry. This capability addresses a common challenge in multi-station inspection systems: the need to illuminate several discrete points simultaneously, at different positions and orientations, without routing power and control wiring to each illuminator independently.<\/p>\n\n

A series chain of DL3M units shares a single power and control connection, reducing wiring complexity and eliminating the need for multiple driver channels. The chain can be configured in any geometric arrangement \u2014 linear, L-shaped, or distributed across the machine frame \u2014 providing maximum flexibility for system integrators designing complex multi-point inspection cells.<\/p>\n\n

Applicazioni principali<\/h2>\n\n

Electronics and microelectronics inspection<\/strong> \u2014 Component presence verification on populated PCBs, wire bond inspection, die attach verification, and connector pin inspection all require high-intensity illumination over small areas where standard illuminators cannot be positioned. The DL3M’s compact body integrates directly into PCB handling fixtures and SMT inspection stations.<\/p>\n\n

Robotic end-of-arm vision<\/strong> \u2014 Camera-equipped robot tools operating in confined spaces require illumination that adds minimal weight and volume to the end effector. The DL3M mounts directly to the robot tool body via its integrated fixing points, eliminating external brackets and reducing total end-of-arm mass.<\/p>\n\n

High-speed small-part inspection<\/strong> \u2014 Fasteners, medical device components, pharmaceutical tablets, and precision-turned parts inspected individually at high throughput rates require compact, high-intensity illumination optimised for short exposure times. Strobe and overdrive compatibility ensures the DL3M delivers the peak flux needed for sub-millisecond exposures without thermal stress.<\/p>\n\n

Multi-point inspection fixtures<\/strong> \u2014 Assembly verification stations where multiple components must be checked simultaneously benefit from distributed DL3M chains \u2014 one unit per inspection point, all driven from a single controller, all synchronised to the camera trigger.<\/p>\n\n

Micro-backlight applications<\/strong> \u2014 Where a standard backlight panel cannot be physically accessed, a DL3M with opal glass provides localised transmission illumination for small transparent components, fluid-filled vials, and miniature optical elements.<\/p>\n\n

Integration Notes<\/h2>\n\n

The DL3M is designed for external driver control. It is compatible with standard machine vision strobe controllers and supports PWM intensity modulation for precise brightness adjustment across different inspection tasks on the same machine. Direct body mounting \u2014 without external brackets \u2014 reduces installation time and eliminates bracket-induced vibration that can degrade image sharpness in high-acceleration robotic applications.<\/p>\n\n

The vibration-resistant M8 locking connector maintains electrical continuity under the continuous mechanical stress of robotic movement cycles and industrial vibration environments, meeting the reliability standards required for 24\/7 production operation.<\/p>\n\n

For multi-unit series configurations or application-specific optical specifications, the RODER Vision technical team provides direct engineering support.<\/p>\n\n

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Miniaturisation is one of the defining trends in modern industrial automation. Vision stations are becoming more compact, robotic end-of-arm tools are carrying cameras into increasingly confined spaces, and machine builders face the challenge of integrating high-performance illumination where standard illuminators simply cannot fit. The RODER DL3M series is the answer to this challenge. A single […]<\/p>\n","protected":false},"author":157040980,"featured_media":9569,"parent":9227,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"class_list":["post-11074","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"\nIlluminatori LED spot - RODER Vision<\/title>\n<meta name=\"description\" content=\"RODER Vision DL3M series LED spot illuminators for machine vision \u2014 miniature high-flux spotlights with modular chain connection and interchangeable optics.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rodervision.com\/it\/prodotti\/illuminatori-led-spot\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Illuminatori LED spot - 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