How Fast is your Glass?
Are you one of the Fast and the Photoist? Did you mortgage your house and buy a Leica 50mm F0.95 Noctilux? Did you skip fancy lattes for a month to save up for a TTArtisan 50mm F0.95 Nocti Knock-off? Do you own the SMC Pentax 50mm F1.2 or the SMC Pentax-A 50mm F1.2? Is F1.4 fast enough for you? F1.7? Or does fast glass just not in…