{"product_id":"convex-glass-mirror-38mm-diameter-200mm-focal-length","title":"Biconvex Glass Lens - 38mm Diameter, 200mm Focal Length","description":"\u003cdiv class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) [--composer-overlap-px:28px] grow flex\"\u003e\n\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6997505d-df94-832b-a9ec-aa3692137010-16\" data-testid=\"conversation-turn-248\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e1b4e8bd-6995-498a-a66d-95a0da8f5ab2\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"61\"\u003e\u003cstrong data-start=\"0\" data-end=\"61\"\u003eBiconvex Glass Lens – 38 mm Diameter, 200 mm Focal Length\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"63\" data-end=\"418\"\u003eExplore the fascinating behavior of light with this biconvex glass lens, a precision optical component designed for homeschool and classroom physics experiments. With two outwardly curved surfaces, the lens converges incoming light rays toward a focal point, making it ideal for demonstrations involving image formation, magnification, and focal distance.\u003c\/p\u003e\n\u003cp data-start=\"420\" data-end=\"679\"\u003eStudents can use the lens to project images onto screens, measure focal length, and investigate how light bends when passing through curved glass surfaces. Its compact 38 mm diameter makes it easy to handle during hands-on activities and small optical setups.\u003c\/p\u003e\n\u003cp data-start=\"681\" data-end=\"697\"\u003e\u003cstrong\u003eProduct Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"699\" data-end=\"883\"\u003e\n\u003cli data-start=\"699\" data-end=\"730\"\u003e\n\u003cp data-start=\"701\" data-end=\"730\"\u003eBiconvex optical glass lens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"731\" data-end=\"749\"\u003e\n\u003cp data-start=\"733\" data-end=\"749\"\u003e38 mm diameter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"750\" data-end=\"773\"\u003e\n\u003cp data-start=\"752\" data-end=\"773\"\u003e200 mm focal length\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"774\" data-end=\"837\"\u003e\n\u003cp data-start=\"776\" data-end=\"837\"\u003eSuitable for magnification and image projection experiments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"838\" data-end=\"883\"\u003e\n\u003cp data-start=\"840\" data-end=\"883\"\u003eIdeal for optics and light investigations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"885\" data-end=\"1081\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eA valuable addition to homeschool science programs, co-op labs, and classroom physics curriculum, this lens helps students explore key concepts in optics through engaging hands-on experimentation. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":44996300406984,"sku":null,"price":2.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/files\/ImageComingSoon.png?v=1718129602","url":"https:\/\/cornerstone-edsupply.com\/products\/convex-glass-mirror-38mm-diameter-200mm-focal-length","provider":"Cornerstone Educational Supply","version":"1.0","type":"link"}