The gold standard of chronographs. Complete and in perfect working condition, barely used. Kit contains printer unit, 3 complete skyscreens and sensors with wiring, 4' rail, instructions, and 2X tripods. Printer works well. Uses 3 sensors spaced on a 4' rail for unmatched accuracy. Read more here: https://oehler-research.com/model-35p/ . This would cost you $595 plus shipping from Oehler.
$500 shipped CONUS. Pay with Venmo, credit/debit, postal money order, or cryptocurrency.