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OS MasterMap Imagery Layer
OS MasterMap® Imagery Layer provides you with a current seamless picture of Great Britain, as a set of aerial photographs.
It gives a compelling visual dimension that cannot be gained from mapping alone.
Ideal for monitoring features such as road markings, trees, pipes and paths.
Features and benefits
- Great level of information to carry out analysis and support you in making decisions.
- The most current view of the United Kingdom.
- Designed to complement large-scale topographic products in particular.
- Interoperable with OS MasterMap layers and other geographic information.
- Quality assured, colour balanced and orthorectified to a high standard.
Suggested uses
- Risk management
- Site planning and development
- Asset management
- Agricultural and environmental monitoring
- Service provision
Technical details
Format: Full or user-defined 1-km blocks in JPEG, TIFF, ECW and MrSID.
Metadata: XML format for each block, including day, month and year flown.
Edge matching: High quality colour balancing techniques and detailed seamlines applied to maintain seamless appearance.
Resolution: 25 cm (typically from 18 cm resolution source imagery).
Update frequency: Continuous and cyclic revision (synchronised with other layers).
Supply: FTP, CD ROM, DVD or hard drive.
Coverage: Great Britain.
