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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Pediatric Ophthalmology</journal-id><journal-title-group><journal-title xml:lang="en">Russian Pediatric Ophthalmology</journal-title><trans-title-group xml:lang="ru"><trans-title>Российская педиатрическая офтальмология</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1993-1859</issn><issn publication-format="electronic">2412-432X</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">138658</article-id><article-id pub-id-type="doi">10.17816/rpoj138658</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Original study article</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оригинальные исследования</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Peripheral spatial contrast sensitivity of the eyes</article-title><trans-title-group xml:lang="ru"><trans-title>Исследование периферической пространственной контрастной чувствительности глаз</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8864-4518</contrib-id><name-alternatives><name xml:lang="en"><surname>Tarutta</surname><given-names>Elena P.</given-names></name><name xml:lang="ru"><surname>Тарутта</surname><given-names>Елена Петровна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Dr. Sci. (Med.), Рrofessor</p></bio><bio xml:lang="ru"><p>д.м.н., профессор</p></bio><email>elenatarutta@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6522-5310</contrib-id><contrib-id contrib-id-type="spin">9095-2169</contrib-id><name-alternatives><name xml:lang="en"><surname>Kondratova</surname><given-names>Svetlana E.</given-names></name><name xml:lang="ru"><surname>Кондратова</surname><given-names>Светлана Эдуардовна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>ophthalmologist</p></bio><bio xml:lang="ru"><p>офтальмолог</p></bio><email>svetlana26.03@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3553-9896</contrib-id><contrib-id contrib-id-type="spin">5224-4319</contrib-id><name-alternatives><name xml:lang="en"><surname>Milash</surname><given-names>Sergey V.</given-names></name><name xml:lang="ru"><surname>Милаш</surname><given-names>Сергей Викторович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Med.)</p></bio><bio xml:lang="ru"><p>к.м.н.</p></bio><email>sergey_milash@yahoo.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3164-4306</contrib-id><contrib-id contrib-id-type="spin">3056-4316</contrib-id><name-alternatives><name xml:lang="en"><surname>Tarasova</surname><given-names>Natalia A.</given-names></name><name xml:lang="ru"><surname>Тарасова</surname><given-names>Наталья Алексеевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Med.)</p></bio><bio xml:lang="ru"><p>к.м.н.</p></bio><email>tar221@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Helmholtz National Medical Research Center of Eye Diseases</institution></aff><aff><institution xml:lang="ru">НМИЦ глазных болезней им. Гельмгольца</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-05-05" publication-format="electronic"><day>05</day><month>05</month><year>2023</year></pub-date><volume>18</volume><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>21</fpage><lpage>27</lpage><history><date date-type="received" iso-8601-date="2023-01-26"><day>26</day><month>01</month><year>2023</year></date><date date-type="accepted" iso-8601-date="2023-02-17"><day>17</day><month>02</month><year>2023</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Tarutta E.P., Kondratova S.E., Milash S.V., Tarasova N.A.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Тарутта Е.П., Кондратова С.Э., Милаш С.В., Тарасова Н.А.</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Tarutta E.P., Kondratova S.E., Milash S.V., Tarasova N.A.</copyright-holder><copyright-holder xml:lang="ru">Тарутта Е.П., Кондратова С.Э., Милаш С.В., Тарасова Н.А.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2025-05-04"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by-nc-nd/4.0/</ali:license_ref></license></permissions><self-uri xlink:href="https://ruspoj.com/1993-1859/article/view/138658">https://ruspoj.com/1993-1859/article/view/138658</self-uri><abstract xml:lang="en"><p><bold><italic>AIM:</italic> </bold>To develop a method for evaluating peripheral spatial contrast sensitivity and to use it in comparative studies of peripheral spatial contrast sensitivity in children with myopia under correction conditions with glasses with a highly aspherical lenslet (HAL) and single vision lenses (SVL).</p> <p><bold><italic>MATERIAL AND METHODS: </italic></bold>A method for evaluating peripheral spatial contrast sensitivity was developed, in which visual control was carried out with the patient’s gaze fixed in the forward direction using a remote binocular autorefractometer, and the test image was sent to the selected area of the retina periphery. The SVL values were evaluated in three ranges of spatial frequencies, namely, low (0.5–2.0 cycle/deg), medium (4.0 to 8.0 cycle/deg), and high (11.31–16.0 cycle/deg). Peripheral spatial contrast sensitivity was examined descriptively in 20 patients with low and moderate myopia. The age of the patients ranged from 8 to 13 (average, 11.4±1.5) years, and the degree of myopia ranged from −1.0 to −3.75 (average, −2.66±1.5 D). The patients were examined in glasses with HAL and in a trial frame with SVL correction.</p> <p><bold><italic>RESULTS.</italic></bold> In HAL, which induces volumetric myopic defocus on the periphery of the retina, the peripheral spatial contrast sensitivity was lower than that in the SVL. This decrease was most pronounced at medium and high spatial frequencies, where it reached 30–50%. The revealed differences in the peripheral spatial contrast sensitivity at high frequencies (8; 11.31 and 16 cycles/deg) were statistically significant: 7.5 and 10.8 at the frequency of 8 cycles/deg, 5.8 and 9.05 at the frequency of 11.31 cycles/deg, and 4.4 and 9.2 at the frequency of 16 cycles/deg, respectively.</p> <p><italic><bold>CONCLUSION:</bold> </italic>The peripheral spatial contrast sensitivity in glasses with rings of HAL, compared with the peripheral spatial contrast sensitivity in SVL, is significantly reduced at high spatial frequencies.</p></abstract><trans-abstract xml:lang="ru"><p><bold><italic>Цель. </italic></bold>Разработать способ исследования периферической пространственной контрастной чувствительности (ППКЧ) и провести сравнительные исследования этого показателя у детей с миопией в условиях коррекции очками с высокоасферическими микролинзами HAL (Highly Aspherical Lenslet) и обычными монофокальными линзами SVL (Single Vision Lenses).</p> <p><bold><italic>Материал и методы. </italic></bold>Разработан способ исследования ППКЧ, при котором осуществляется визуальный контроль за фиксацией взгляда пациента в прямом направлении взора с помощью дистанционного бинокулярного авторефрактометра, а тестовое изображение направляется в выбранную зону периферии сетчатки. Изучали значения ППКЧ в трёх диапазонах пространственных частот, выраженных в циклах на градус: низких (0,5–2,0 цикл/град), средних (4,0 до 8,0 цикл/град) и высоких частот (11,31–16,0 цикл/град).</p> <p>ППКЧ была исследована описанным способом у 20 пациентов с миопией слабой и средней степени. Возраст пациентов варьировал от 8 до 13 лет (в среднем 11,4±1,5), степень миопии составляла от -1,0 до -3,75 (в среднем 2,66±1,5 дптр). Пациентов обследовали в очках с высокоасферическими микролинзами HAL и в пробной оправе с коррекцией SVL.</p> <p><bold><italic>Результаты.</italic></bold> C высокоасферическими микролинзами HAL, наводящих объёмный миопический дефокус на периферию сетчатки, ППКЧ оказалась ниже, чем в случае линз SVL. Наиболее выраженным это снижение ППКЧ было на средних и высоких пространственных частотах, где оно достигало 30–50%. Выявленные различия ППКЧ на высоких частотах (8; 11,31; 16 цикл\град) оказались статистически достоверны: на частоте 8 цикл/град 7,5 с линзами HAL и 10,8 с линзами SVL; 5,8 и 9,05, соответственно, на частоте 11,31 цикл/град, а также 4,4 и 9,2, соответственно, на частоте 16 цикл/град.</p> <p><italic><bold>Заключение.</bold> </italic>Периферическая пространственная контрастная чувствительность (ППКЧ) в очках с кольцами высокоасферических микролинз HAL по сравнению с ППКЧ в обычных монофокальных линзах SVL достоверно снижается на высоких пространственных частотах.</p></trans-abstract><kwd-group xml:lang="en"><kwd>myopia</kwd><kwd>glasses with highly aspherical lenslet HAL</kwd><kwd>single-vision lenses SVL</kwd><kwd>peripheral spatial contrast sensitivity</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>миопия</kwd><kwd>очки с высокоасферическими микролинзами HAL</kwd><kwd>обычные монофокальные очки SVL</kwd><kwd>периферическая пространственная контрастная чувствительность</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">Campbell FW, Robson JG. 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