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Option but won't reproduce tiny smooth curves all that well. MSLA (resin) printing will do far better detail work, but with an eye towards doing it all in one module with a more complex module, several variations on the footprint. Some options: Bourns PTL series, such as: * https://www.mouser.com/ProductDetail/Bourns/PTL30-15O0-105A2?qs=fV9UsjselOEqdQiKFAm%2Fog%3D%3D (A1M, orange LED, 30mm travel, 15mm shaft https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15R0-103B1/3781301 (red B10K) and https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15O0-105A2/7314942 (orange A1M) The first two groups should be possible, too Manual trigger * See manual step (sw13) // 1 rotary switch, 5+ positions 10 LEDs - one per step // 1 for 5v / 2.5v output mode (sw12) // 1 for once/cont (sw15 // 2 NO Moment switches: // 1 for manual reset button to advance the step manually.

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