cm0002@lemmy.world to Funny@sh.itjust.works · 4 days agof-stop explained with catslemmy.mlimagemessage-square16fedilinkarrow-up1444arrow-down17cross-posted to: [email protected]
arrow-up1437arrow-down1imagef-stop explained with catslemmy.mlcm0002@lemmy.world to Funny@sh.itjust.works · 4 days agomessage-square16fedilinkcross-posted to: [email protected]
minus-squareeinfach_orangensaft@sh.itjust.workslinkfedilinkarrow-up1·4 days agosomeone care to explain to me why f1.4 is supposed to be the lowest f number jet i can buy a fresnel lens with a calculated f of 0.4?
minus-square9point6@lemmy.worldlinkfedilinkarrow-up18·4 days agoSimple, f1.4 isn’t supposed to be the lowest
minus-squareFetus@lemmy.worldlinkfedilinkarrow-up4·4 days agoYeah, I have normal camera lenses lower than that. From memory, the F-stop number is like a ratio between the focal length and the effective diameter of the lens.
minus-squareHiggs boson@dubvee.orglinkfedilinkEnglisharrow-up1·edit-22 days ago f1.4 is supposed to be the lowest f number Where on earth do you get that idea? Lower is more expensive, so unless youre a pro, you dont see them as often.
someone care to explain to me why f1.4 is supposed to be the lowest f number jet i can buy a fresnel lens with a calculated f of 0.4?
Simple, f1.4 isn’t supposed to be the lowest
Yeah, I have normal camera lenses lower than that. From memory, the F-stop number is like a ratio between the focal length and the effective diameter of the lens.
Where on earth do you get that idea? Lower is more expensive, so unless youre a pro, you dont see them as often.