Blog

  • Two new Adventure Series maps launched

    South Mayo and Clew Bay, Croagh Patrick and Clare Island maps added to popular OSi Adventure Series The official launch of Ordnance Survey Ireland’s (OSi) newest Adventure Series Maps took place this week (Thursday, 21 June 2018) in Westport House. The two new additions to the hugely popular Series cover popular tourist destinations; South Mayo, and Clew […]

  • Why You Shouldn’t Use Drones To Make Maps

    Getting an aerial perspective was once an expensive undertaking for businesses and local authorities. However, today, we can much more easily obtain aerial imageryfrom different sources both online and offline. A popular offline option is to use drones to fly over an area and capture an aerial image. People often refer to other online mapping services […]

  • How do we make maps from orthophotography?

    The art of map making has come a long way, mainly thanks to aerial photography. Early map preparation was a long and painstaking process. Cartographers set out by foot to literally walk the land and draw as they went. In the 1940’s as technologies evolved, cartographers began to use 5 lens cameras and instruments called […]

  • What does LiDAR mean?

    LiDAR is an acronym for Light Detection and Ranging. Sonar uses sound waves to work out the distance between things. Radar uses radio waves in the same way. LiDAR uses light from a laser to measure the distance, elevation and contours of an area. How is the LiDAR data recorded? LiDAR can be recorded from […]

  • Joyce’s Dublin: Bloomsday

    James Joyce’s love affair with Dublin is well-known. The city is featured throughout his famous works but nowhere more so than Ulysses. Joyce’s greatest literary work follows Leopold Bloom, as he journeys across Dublin on the 16th of June. Each Bloomsday, thousands of fans recreate Bloom’s steps across the city and visit the famous sites […]

  • OSi – Experienced and trusted supplier of Aerial Imagery

    Ordnance Survey Ireland is the country’s most experienced and trusted supplier of aerial imagery and related products and services OSi’ has been quite busy in recent times, working to complete a series of coast-to-coast high definition aerial imagery. And their newest series of high-resolution 25cm imagery covering the entire country is now available, a product […]