C.8.29 Optical Surface Scanner Modules
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### C.8.29 Optical Surface Scanner Modules

This Section describes Optical Surface Scanner Modules. These Modules contain Attributes that are specific to Optical Surface Scanner scans.

#### C.8.29.1 Optical Surface Scanner Series Module

Table C.8.29-1 contains IOD Attributes that describe an optical surface scan series performed on the patient.

Table C.8.29-1. Optical Surface Scanner Series Module Attributes

Attribute Name | Tag | Type | Attribute Description
--- | --- | --- | ---
Modality | (0008,0060) | 1 | Type of equipment that originally acquired the data used to create the images in this Series. Enumerated Values: OSS See Section C.7.3.1.1.1 for further explanation.
Referenced Performed Procedure Step Sequence | (0008,1111) | 1C | Uniquely identifies the Performed Procedure Step SOP Instance to which the Series is related. Only a single Item shall be included in this sequence. Required if a Performed Procedure Step SOP Class was involved in the creation of this Series.
>Include Table 10-11 “SOP Instance Reference Macro Attributes” |
Referenced Surface Data Sequence | (0080,0013) | 2 | Lists the predecessor surfaces and/or point clouds instances. Zero or more Items shall be included in this sequence.
>Include Table 10-11 “SOP Instance Reference Macro Attributes” |

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C.8.28.3 Ophthalmic Thickness Map Quality Rating Module | Home | C.8.29.2 Scan Procedure Module