Lens Calculator Welcome to the EOS Documentation Project Lens Calculator. Instructions: Adjust the values in the colored boxes. Results are automatically updated. format – – –1/3.6″ CCD1/3.2″ CCD1/3″ CCD1/2.7″ CCD1/2.5″ CCD1/2″ CCD1/1.8″ CCD2/3″ CCD1″ CCD4/3″ CCDAPS:HAPS:PAPS:C35mm:P35mm35mm:XEOS DCS3EOS DCS1EOS D2000EOS D6000EOS D30EOS D60EOS 10DEOS 20DEOS 30DEOS 300DEOS Digital RebelEOS 350DEOS Digital Rebel XTEOS 400DEOS Digital Rebel XTiEOS 1DEOS 1D Mark IIEOS 1D Mark II NEOS 5DEOS 1DsEOS 1Ds Mark IINikon DXSony DSLRA100K6456×66×76×86×96×126×174×55×78×10 [?] v mm :: v/CoC h mm :: h/CoC d mm :: d/CoC Circle of Confusion mm [?] View size – – –9x13cm10x15cm13x18cm20x30cm25x37cm3.5×5″4×5″4×6″5×7″8×10″8.5×11″10×10″11×14″11×17″16×20″20×24″20×30″24×30″24×36″30×40″A8A7A6A5A4A3A2A1A02A04A0B9B8B7B6B5B4B3B2B1B0 [?] Enlargement × View distance m Visual acuity ‘ 6 20 Focal length mm [?] Closest focus m [?] Pupil magnification × [?] Magmax @ [?] Magmin @ Focus m [?] [?] DEP m m [?] Close-up diopter – – –(none)0.7D+1D+1.5D3T5T+2D500D+3D4T6T+4D250D+4.5D+5D+6D+7D+20D [?] Combined power D Extension – – –(none)EF12EF25– – –A=12mmB=20mmC=36mmABACBCABC– – –P=13mmQ=21mmR=31mmPQPRQRPQR [?] Total extension mm Teleconvertor (none)1.4xEF 1.4x1.5x1.7x2xEF 2.0x2.5x2.8x3x [?] Effective focal length Field of View [?] v = : mm h = : mm d = : mm Magnification Mag Ratio 1: Magnification Bellows Factor Aset 1 2 3 [?] Aeff Snear Sfar DOF Shyper [?] 11.422.845.6811162232456491–11.21.41.822.52.83.544.55.66.789.511131619222732384554647691–11.11.21.41.61.822.22.52.83.23.544.555.66.37.1891011131416182022252932364045515764728191– 1.4 2 2.8 4 5.6 8 11 16 22 32