{"id":119,"date":"2026-03-21T11:42:32","date_gmt":"2026-03-21T02:42:32","guid":{"rendered":"https:\/\/www.san-eielectric.co.jp\/am\/?page_id=119"},"modified":"2026-05-21T12:30:22","modified_gmt":"2026-05-21T03:30:22","slug":"solar-simulator-performance","status":"publish","type":"page","link":"https:\/\/www.san-eielectric.co.jp\/am\/en\/solar-simulator-performance\/","title":{"rendered":"Solar Simulator Performance"},"content":{"rendered":"\n
\n

INDEX<\/strong><\/h2>\n\n\n\n
\n

Spectral Performance<\/a><\/p>\n\n\n\n

Irradiance Uniformity<\/a><\/p>\n\n\n\n

Irradiance Stability<\/a><\/p>\n\n\n\n

Stability Verification
<\/a><\/p>\n\n\n\n

Measurement Method<\/a><\/p>\n\n\n\n

Optical Angular Characteristics<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n

Solar simulator performance is a critical factor for obtaining reliable and reproducible experimental results in photovoltaic research and optical testing.<\/p>\n\n\n\n

A solar simulator must reproduce sunlight with sufficient spectral accuracy, spatial uniformity, and temporal stability<\/strong> so that device performance can be evaluated under well-defined illumination conditions.<\/p>\n\n\n\n

However, performance specifications are often presented only as catalog values. In many cases, users cannot easily understand how a simulator actually behaves during operation.<\/p>\n\n\n\n

At SAN-EI<\/strong>, we believe that solar simulator performance should be measured, verified, and openly presented<\/strong> so that researchers and engineers can clearly understand the characteristics of the illumination used in their experiments.<\/p>\n\n\n\n

In this section, we present measurement results and technical explanations related to the performance of SAN-EI solar simulators.<\/p>\n\n\n\n

    \n
  1. Spectral Performance<\/strong>
    Evaluation of how accurately the simulator reproduces the reference solar spectrum.
    Read more<\/strong><\/a><\/li>\n\n\n\n
  2. Irradiance Uniformity<\/strong>
    Evaluation of the spatial distribution of irradiance within the effective irradiation area.
    Read more<\/strong><\/a><\/li>\n\n\n\n
  3. Irradiance Stability<\/strong>
    Evaluation of temporal stability of irradiance during operation.
    Read more<\/strong><\/a><\/li>\n\n\n\n
  4. Stability Verification<\/strong>
    Experimental verification of long-duration operational stability.
    Read more<\/strong><\/a><\/li>\n\n\n\n
  5. Measurement Method<\/strong>
    Explanation of the measurement methods used to evaluate solar simulator performance.
    Read more<\/strong><\/a><\/li>\n\n\n\n
  6. Optical Angular Characteristics
    Supplementary evaluation of the direction, spread, and angular behavior of light.
    Read more<\/a><\/strong><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

    INDEX Spectral Performance Irradiance Uniformity Irradiance Stability Stability Verification Measurement Metho […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":9,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-119","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/pages\/119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/comments?post=119"}],"version-history":[{"count":8,"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/pages\/119\/revisions"}],"predecessor-version":[{"id":1592,"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/pages\/119\/revisions\/1592"}],"up":[{"embeddable":true,"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/pages\/9"}],"wp:attachment":[{"href":"https:\/\/www.san-eielectric.co.jp\/am\/wp-json\/wp\/v2\/media?parent=119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}