BraveLittleToaster@lemmy.world to NonCredibleDefense@sh.itjust.worksEnglish · 5 months agoWhy doesn't the military do this? are they stupid?lemmy.worldexternal-linkmessage-square71fedilinkarrow-up1352arrow-down18
arrow-up1344arrow-down1external-linkWhy doesn't the military do this? are they stupid?lemmy.worldBraveLittleToaster@lemmy.world to NonCredibleDefense@sh.itjust.worksEnglish · 5 months agomessage-square71fedilink
minus-squareJumuta@sh.itjust.workslinkfedilinkEnglisharrow-up5·5 months agonot if you have total internal reflection
minus-squaremindbleach@sh.itjust.workslinkfedilinkEnglisharrow-up8·5 months agoIn all seriousness, wavelength-specific dielectric mirrors can approach six nines of reflectivity. The hard part is hitting the mirror instead of the drone.
minus-squareSocsa@sh.itjust.workslinkfedilinkEnglisharrow-up3·5 months agoAnd keeping the mirror surface clean
minus-squaremindbleach@sh.itjust.workslinkfedilinkEnglisharrow-up3·5 months agoYeah I guess you can’t pulse-ablate a mirror made of plastic. Though it invites a backup strategy of spraying your enemies with molten drone.
minus-squarethreelonmusketeers@sh.itjust.workslinkfedilinkEnglisharrow-up3·5 months agoJust make the mirror as wide as the drone! Oh, wait…
not if you have total internal reflection
In all seriousness, wavelength-specific dielectric mirrors can approach six nines of reflectivity.
The hard part is hitting the mirror instead of the drone.
And keeping the mirror surface clean
Yeah I guess you can’t pulse-ablate a mirror made of plastic.
Though it invites a backup strategy of spraying your enemies with molten drone.
Just make the mirror as wide as the drone! Oh, wait…