Specifications
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0 Camera Body
Camera Type:
6x4.5cmelectronicfocal-planeshutterSLR.
Film Type:
120roll-filmfor15exposures,
220roll-filmfor30exposures
Actual Negative Size:
56x41.5mm(2-13/64”x1-41/64”)
Standard Lenses:
Mamiya-SekorC(multi-coated) 80mmf/1.9,automaticdiaphragm, withmetercoupler,67mmfiltersize Mamiya-SekorC(multi-coated) 80mmf/2.8,automaticdiaphragm, withmetercoupler,58mmfiltersize
Lens Mount:
MamiyaM645bayonetmount
Shutter:
B,8-1/1000 sec.
MovingCoilElectronicFocal-PlaneShutter,
FPandX(1/60sec.)synchronization,
Shutterreleaselockandshutterspeeddiallock
provision
Battery Type:
One6Vsilver-oxidebattery4SR44 (Eveready544,UCAR544,MalloryPX28) or6Valkalinebattery4LR44
Focusing Method:
EachMamiya-Sekorlensisequippedwithitsown helicoidfocusingmount ![](/images/new-backgrounds/1286376/28637611xi2.webp)
Focusing Screen:
Thestandardfocusingscreen,which isinterchange- able,hasthreefocusingaids,acentralsplit-image
rangefinderspot(wedgesetata45°angle)sur- roundedbyamicro-prismcollarandouterground
glassring.AFresnellensassurescorner-to-corner brightness,and94%ofthepicture-takingareais visible.
Mirror:
Instantreturn,withmirrorlock-upprovision
Film Transport:
Asinglerevolutionoftheinterchangeablefilmad- vancecranktransportsthefilm.Thecamerais equippedwithdoubleexposureprevention,butmul- tipleexposurecanbeeasilymade.
Exposure Counter:
Progressive type, automatic reset, automatic changeoverwithinsertionof120/220roll-filminserts
Battery Check:
DepressingB.C.buttonilluminatesgreenL.E.D if batteryconditionissatisfactory.
Multiple-Exposure:
Loweringmultiple-exposurelevermakes multiple- exposures possible; exposure counter does not moveduringmultiple-exposures.
Delayed Shutter Release:
Variabletimedelayof5-10seconds.
Depth-of-Field Preview Lever:
Spring-loaded,self-returning.