Rodenstock 240mm f/5.6 APO-Sironar-N Lens with Copal #3 Shutter  

The APO-Sironar-N, with 6 elements in 4 groups, is an all-around lens. Good for product shots, industrial subjects, landscape and city photography, it provides a longer focus lens with smaller formats. The image circle diameter exceeds the diagonal of the recommended format by around 45 percent, allowing abundant shift and swing possibilities.
 

Optical Construction	6 elements in 4 groups
Aperture Range	f/5.6-f/64
Covering Power	72°
Image Circle @ Infinity	350mm diameter @ f/22
Shutter	Copal #3
Shutter Speed	1-1/125 sec., T, B
Flange Attachment Size	62mm dia. x 0.75mm - standard Copal #3 size
Slip-on Cap Sizes	80mm front, 70mm rear
Filter Size	77mm
Flange Focal Distance	231mm
Overall Length	77mm (3")
Weight	0.8kg (1.7lb)
Maximum Format Size	8x10"