


We use cookies to improve your experience
We use essential cookies to make our site work. With your consent, we may also use non-essential cookies to improve user experience.
Science
Reference guide for tidal energy: barrage, stream, and range technologies.
Open Tidal RefYour specific task is solve the thin lens equation 1/f = 1/do + 1/di for any variable. Open the page, drop your input, get the result — typically under a second.
Your goal is reference guide for tidal energy: barrage, stream, and range technologies. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Thin Lens focuses on solve the thin lens equation 1/f = 1/do + 1/di for any variable; Tidal Ref focuses on reference guide for tidal energy: barrage, stream, and range technologies. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Thin Lens and Tidal Ref work without signup. We only ask for an email if you decide to subscribe to a paid plan.