DoF JSON online calculator now with full WebSockets support (Heroku, beta version). The sliders are fairly smooth now. → October 23, 2013

Heroku: WebSockets Now in Public Beta. To do: test it with DoF JSON online calculator (Until now it was falling back to … → October 16, 2013

DOF_JSON_1

DoF JSON online calculator

Photography Depth of Field calculator as a JSON web service (POST & websockets). Implemented with node.js, javascript, jquery.