Validation of 3nethra specto, a wearable digital subjective refractor versus conventional subjective refraction for refractive error measurement in young adults: a comparative study.

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Title: Validation of 3nethra specto, a wearable digital subjective refractor versus conventional subjective refraction for refractive error measurement in young adults: a comparative study.
Authors: Murali K; Department of Paediatric Ophthalmology and Strabismus, Sankara Eye Hospital, Sankara Academy of Vision, Sankara Eye Foundation India, Bengaluru, Karnataka, India., Hegde N; Sankara Academy of Vision, Sankara Eye Foundation India, Bengaluru, Karnataka, India namratha.hegde@gmail.com., S A; Sankara College of Optometry, Sankara Academy of Vision, Bengaluru, Karnataka, India., M V; Sankara College of Optometry, Sankara Academy of Vision, Bengaluru, Karnataka, India., Agarwal D; Department of Paediatric Ophthalmology and Strabismus, Sankara Eye Hospital, Sankara Academy of Vision, Sankara Eye Foundation India, Bengaluru, Karnataka, India., Manthri Rangaraj R; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India., Hullur R; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India., Sidiq K; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India., S V; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India.
Source: BMJ open ophthalmology [BMJ Open Ophthalmol] 2026 Jun 02; Vol. 11 (2). Date of Electronic Publication: 2026 Jun 02.
Publication Type: Journal Article; Comparative Study; Validation Study
Journal Info: Publisher: BMJ Publishing Group Ltd Country of Publication: England NLM ID: 101714806 Publication Model: Electronic Cited Medium: Internet ISSN: 2397-3269 (Electronic) Linking ISSN: 23973269 NLM ISO Abbreviation: BMJ Open Ophthalmol Subsets: MEDLINE
Database: MEDLINE Ultimate
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  Data: Validation of 3nethra specto, a wearable digital subjective refractor versus conventional subjective refraction for refractive error measurement in young adults: a comparative study.
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  Data: <searchLink fieldCode="AU" term="%22Murali+K%22">Murali K</searchLink>; Department of Paediatric Ophthalmology and Strabismus, Sankara Eye Hospital, Sankara Academy of Vision, Sankara Eye Foundation India, Bengaluru, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22Hegde+N%22">Hegde N</searchLink>; Sankara Academy of Vision, Sankara Eye Foundation India, Bengaluru, Karnataka, India namratha.hegde@gmail.com.<br /><searchLink fieldCode="AU" term="%22S+A%22">S A</searchLink>; Sankara College of Optometry, Sankara Academy of Vision, Bengaluru, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22M+V%22">M V</searchLink>; Sankara College of Optometry, Sankara Academy of Vision, Bengaluru, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22Agarwal+D%22">Agarwal D</searchLink>; Department of Paediatric Ophthalmology and Strabismus, Sankara Eye Hospital, Sankara Academy of Vision, Sankara Eye Foundation India, Bengaluru, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22Manthri+Rangaraj+R%22">Manthri Rangaraj R</searchLink>; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22Hullur+R%22">Hullur R</searchLink>; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22Sidiq+K%22">Sidiq K</searchLink>; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India.<br /><searchLink fieldCode="AU" term="%22S+V%22">S V</searchLink>; Research and Development, Forus Health Pvt Ltd, Bangalore, Karnataka, India.
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  Data: <searchLink fieldCode="JN" term="%22101714806%22">BMJ open ophthalmology</searchLink> [BMJ Open Ophthalmol] 2026 Jun 02; Vol. 11 (2). <i>Date of Electronic Publication: </i>2026 Jun 02.
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  Data: <i>Publisher: </i><searchLink fieldCode="PB" term="%22BMJ+Publishing+Group+Ltd%22">BMJ Publishing Group Ltd </searchLink><i>Country of Publication: </i>England <i>NLM ID: </i>101714806 <i>Publication Model: </i>Electronic <i>Cited Medium: </i>Internet <i>ISSN: </i>2397-3269 (Electronic) <i>Linking ISSN: </i><searchLink fieldCode="IS" term="%2223973269%22">23973269 </searchLink><i>NLM ISO Abbreviation: </i>BMJ Open Ophthalmol <i>Subsets: </i>MEDLINE
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        Value: 10.1136/bmjophth-2025-002553
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        Text: English
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      – TitleFull: Validation of 3nethra specto, a wearable digital subjective refractor versus conventional subjective refraction for refractive error measurement in young adults: a comparative study.
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            – D: 02
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              Text: 2026 Jun 02
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