LOINCActiveObservation

LOINC Code 98766-9: Far divergence blur by Phoropter

98766-9 is a LOINC code used to identify Far divergence blur by Phoropter in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Far divergence blur. It is commonly used with the system or sample type Eye.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Far divergence blur. It is commonly used with the system or sample type Eye.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation
  • Method: Phoropter

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Far divergence blur by Phoropter
  • Far divergence blur
  • by Phoropter; EYE.REFRACTION; Eyeball; Far div blur; Inverse Length; Occular; Oculis; Ophthalmologic; Optic globe; Point in time; QNT; Quan; Quant; Quantitative; Random; Vision; Visual

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Far divergence blur by PhoropterFar div blur by PhoropterFar divergence blurEYE.REFRACTIONInvLenPtEye

Frequently asked questions

Code details

Code98766-9
SystemLOINC
Display nameFar divergence blur by Phoropter
DescriptionFar divergence blur
Short nameFar div blur by Phoropter
ComponentFar divergence blur
PropertyInvLen
TimingPt
System (specimen)Eye
ScaleQn
MethodPhoropter
ClassEYE.REFRACTION
Example unitsdiopter
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.72
Last changed2.72

Part names

Far divergence blurInvLenPtEyeQnPhoropterInverse LengthPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 98766-9 | HealthAssure