Mamiya M645 1000S manual Focusing

Focusing

1.Whilelookingthroughtheviewfinder,	Moreover,simplymovingthedepth-of-
adjustthefocusingring(30)untilthe	fieldpreviewlever	upwardwillallow
mostimportantpartofthesubjectap-	onetopreviewthe	depth-of-fieldand

pearssharp.

2.Extremelyaccuratefocusingissim- plifiedbythesplit-imagerangefinder spotlocatedinthecenterofthefocus- ingscreen.Itswedgeissetata45° angle,makingitpossibletouseeither horizontalorverticallinesofthesub- jectforprecisefocusing.The split- imagerangefinderspotissurrounded

byamicroprismcollarwhichfractures theimagewheneveritgoesslightly

out-of-focus;consequently,itisanin- valuableaidforpinpointfocusingac- curacy.

3.Theoutergroundglassring(which encirclesthemicroprismcollar)can alsobeusedforfocusing.

SincetheMamiyaM645isanSLR,the photographeralwaysseesintheview- finderexactlywhatwillappearonthe film,regardlessofthelensoracces- sory being used.

appearanceofout-of-focusimages.

*As an accessory, Mamiya offers dioptercorrectionlenseswhichcanbe attached to the prism finders, and diopter lenses for the waist-level finder.Nearandfarsightedpersons willfindtheseaccessoriesusefulfor obtainingaccuratefocus.

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