lasinfo (190706) report for 'c:\Users\martin\Downloads\DEM.laz' reporting all LAS header entries: file signature: 'LASF' file source ID: 0 global_encoding: 0 project ID GUID data 1-4: 00000000-0000-0000-0000-000000000000 version major.minor: 1.2 system identifier: 'raster compressed as LAZ points' generating software: 'LAStools (c) by rapidlasso GmbH' file creation day/year: 0/0 header size: 227 offset to point data: 455 number var. length records: 2 point data format: 0 point data record length: 20 number of point records: 250000 number of points by return: 250000 0 0 0 0 scale factor x y z: 0.5 0.5 0.01 offset x y z: 1900000 5600000 0 min x y z: 1935000.0 5667500.0 397.09 max x y z: 1935500.0 5668000.0 495.89 variable length header record 1 of 2: reserved 0 user ID 'Raster LAZ' record ID 7113 length after header 80 description 'by LAStools of rapidlasso GmbH' ncols 500 nrows 500 llx 1.935e+006 lly 5.6675e+006 stepx 1 stepy 1 sigmaxy variable length header record 2 of 2: reserved 0 user ID 'LASF_Projection' record ID 34735 length after header 40 description 'by LAStools of rapidlasso GmbH' GeoKeyDirectoryTag version 1.1.0 number of keys 4 key 1024 tiff_tag_location 0 count 1 value_offset 1 - GTModelTypeGeoKey: ModelTypeProjected key 3072 tiff_tag_location 0 count 1 value_offset 2193 - ProjectedCSTypeGeoKey: NZGD2000 / New Zealand Transverse Mercator 2000 key 3076 tiff_tag_location 0 count 1 value_offset 9001 - ProjLinearUnitsGeoKey: Linear_Meter key 4099 tiff_tag_location 0 count 1 value_offset 9001 - VerticalUnitsGeoKey: Linear_Meter LASzip compression (version 3.4r1 c2 50000): POINT10 2 reporting minimum and maximum for all LAS point record entries ... X 70001 70999 Y 135001 135999 Z 39709 49589 intensity 0 0 return_number 1 1 number_of_returns 1 1 edge_of_flight_line 0 0 scan_direction_flag 0 0 classification 0 0 scan_angle_rank 0 0 user_data 0 0 point_source_ID 0 0 number of first returns: 250000 number of intermediate returns: 0 number of last returns: 250000 number of single returns: 250000 overview over number of returns of given pulse: 250000 0 0 0 0 0 0 histogram of classification of points: 250000 never classified (0)