DOF Wide-Angle Rolleiflex


Photograph of Ferdi’s Wide-Angle Rolleiflex fitted with its only Rolleinar set, no. 2 in Bayonet IV. Photo © 2019 F.W. Stutterheim.

Wide-Angle Rolleiflex, Photo F.W. Stutterheim

Photograph of Ferdi’s Wide-Angle Rolleiflex fitted with its only Rolleinar set, no. 2 in Bayonet IV.
Photo © 2019 F.W. Stutterheim.

Depth of field with Rolleinar 2

For the Wide-Angle Rolleiflex only the Rolleinar 2 was available. Wide-angle lenses focus to a shorter object distance by nature making Rolleinar 1 unnecessary and focusing even closer than 22 cm is pointless making Rolleinar 3 irrelevant.

Distagon 4/55 mm
Circle of confusion = f/700

Object Distance¹		50 cm	40 cm	32 cm	25 cm
Size Object Field		49×49 cm²	40×40 cm²	30×30 cm²	23×23 cm²
Magnification		1:8.7	1:7.2	1:5.4	1:4.2
f/	8	46-54 cm	37-44 cm	30-34 cm	24-26
f/	11	44-58 cm	36-46 cm	29-35 cm	23-27 cm
f/	16	42-62 cm	34-18 cm	28-37 cm	23-28 cm
f/	22	39-69 cm	32-53 cm	27-39 cm	22-29 cm

¹Distance measured in cm from object to front lens.

Depth Of Field Wide-Angle Rolleiflex with Rolleinar 2

Depth of field with Rolleinar 2

Distagon 4/55 mm Circle of confusion = f/700

Distagon 4/55 mm
Circle of confusion = f/700