{"action":"created","issue":{"url":"https://api.github.com/repos/pupil-labs/pupil/issues/1341","repository_url":"https://api.github.com/repos/pupil-labs/pupil","labels_url":"https://api.github.com/repos/pupil-labs/pupil/issues/1341/labels{/name}","comments_url":"https://api.github.com/repos/pupil-labs/pupil/issues/1341/comments","events_url":"https://api.github.com/repos/pupil-labs/pupil/issues/1341/events","html_url":"https://github.com/pupil-labs/pupil/issues/1341","id":373799027,"node_id":"MDU6SXNzdWUzNzM3OTkwMjc=","number":1341,"title":"About sensor size and focal length of world camera","user":{"login":"McNicole","id":44386819,"node_id":"MDQ6VXNlcjQ0Mzg2ODE5","avatar_url":"https://avatars2.githubusercontent.com/u/44386819?v=4","gravatar_id":"","url":"https://api.github.com/users/McNicole","html_url":"https://github.com/McNicole","followers_url":"https://api.github.com/users/McNicole/followers","following_url":"https://api.github.com/users/McNicole/following{/other_user}","gists_url":"https://api.github.com/users/McNicole/gists{/gist_id}","starred_url":"https://api.github.com/users/McNicole/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/McNicole/subscriptions","organizations_url":"https://api.github.com/users/McNicole/orgs","repos_url":"https://api.github.com/users/McNicole/repos","events_url":"https://api.github.com/users/McNicole/events{/privacy}","received_events_url":"https://api.github.com/users/McNicole/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":5,"created_at":"2018-10-25T06:55:01Z","updated_at":"2018-10-30T15:16:31Z","closed_at":"2018-10-29T09:48:50Z","author_association":"NONE","body":"I want to know the sensor size of the world camera in order to obtain the focal length of the world camera. Where is information on the sensor size listed?\r\nOr how can I calculate sensor size or focal length?\r\n\r\nI'd appreciate if you could answer these questions."},"comment":{"url":"https://api.github.com/repos/pupil-labs/pupil/issues/comments/434342388","html_url":"https://github.com/pupil-labs/pupil/issues/1341#issuecomment-434342388","issue_url":"https://api.github.com/repos/pupil-labs/pupil/issues/1341","id":434342388,"node_id":"MDEyOklzc3VlQ29tbWVudDQzNDM0MjM4OA==","user":{"login":"marc-tonsen","id":22236733,"node_id":"MDQ6VXNlcjIyMjM2NzMz","avatar_url":"https://avatars1.githubusercontent.com/u/22236733?v=4","gravatar_id":"","url":"https://api.github.com/users/marc-tonsen","html_url":"https://github.com/marc-tonsen","followers_url":"https://api.github.com/users/marc-tonsen/followers","following_url":"https://api.github.com/users/marc-tonsen/following{/other_user}","gists_url":"https://api.github.com/users/marc-tonsen/gists{/gist_id}","starred_url":"https://api.github.com/users/marc-tonsen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/marc-tonsen/subscriptions","organizations_url":"https://api.github.com/users/marc-tonsen/orgs","repos_url":"https://api.github.com/users/marc-tonsen/repos","events_url":"https://api.github.com/users/marc-tonsen/events{/privacy}","received_events_url":"https://api.github.com/users/marc-tonsen/received_events","type":"User","site_admin":false},"created_at":"2018-10-30T15:16:31Z","updated_at":"2018-10-30T15:16:31Z","author_association":"CONTRIBUTOR","body":"Correct, the file `Pupil_Cam1_ID2.intrinsics` contains calibration information for the world camera. \r\nThe file [file_methods.py](https://github.com/pupil-labs/pupil/blob/master/pupil_src/shared_modules/file_methods.py) contains a function `load_object`. Using this function you can load the `Pupil_Cam1_ID2.intrinsics` file into Python. It contains a dictionary of similar shape as the `pre_recorded_calibrations` in [camera_models.py](https://github.com/pupil-labs/pupil/blob/master/pupil_src/shared_modules/camera_models.py).\r\n"}}
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