Reciprocity +
Henry Thomas
Reciprocity+, an iOS App for calculating long exposures with filters and reciprocity
Reciprocity+

Reciprocity+ : photo tool, for calculating long exposure, for digital and analog photography. Are you tired of mentally multiplying exposure time with yor ND3+ND8 filters, and then adding reciprocity failure rate ? Reciprocity + is for you :
• 29 Filters : CTO, CTB, Green series, ND serie and more
• 112 Reciprocity charts included. : • A chart adapted from Jim Shull’s The Hole Thing • Two charts for RC photo paper , • 400TX,TMX,TMY,HP5+,100 Delta (source APUG forums) • max 400, T max 100,TRiX & Plus 125, Ilford films (Without Lenses website ) • Official Ilford films. • Ektachrome, Fujichrome, Agfachrome and + from “Using the View Camera”. • Arista films (courtesy of David Aimone) • Ilford Pan F, Fuji FP100, Fuji Neopan 100 ACROS, Ektar 100 • and more.
• and a timer, of course. You can leave the app, no matter what you do, the timer will notify you when the exposure is over.
En anglais et en français.
