ZhumellメーカーRF645の使用説明書/サービス説明書
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1 RF645 Thank you f or your purchase of the Br onica RF645 medium format rangefinder camera. Incorporating the best of Br onica's k now-how and t echnological exper tise, the Bronica RF645 achieves a new dimension in compactness as the world's first medium f ormat 6 x 4.
Special F eatures of the Bronica RF645 Nomenclature 1. Getting Star ted 1-1 Loading batt eries 1-2 Attaching and detaching lens 1-3 Attaching strap 1-4 Attaching the proper diopt ers adjustment lens 2.
3 Special Fea tures of the Bronic a RF 645 ·A medium forma t coupled-meter rangefinder c amera. The Bronica RF 645 is a v er y compact and lightweight camera with a picture area appro xi- mately 2.
4 Special Fea tures of the Bronic a RF 645 ·Shooting parameters of the c amera are clearly indicated on the internal vie wfinder display panel. An ov ersized L CD panel is installed inside the viewfi.
5 Nomenclature Shutter speed dial Film adv ance lever Shutter release button Shutter speed dial lock release button Hotshoe Strap lugs Rear cover lock release Selftimer indicator Lens lock release but.
6 Nomenclature Lens mounting index (camera body) Rangefinder coupling roller Electronic contacts (camera body) Light shielding curtain Flash synch terminal Lens Lock pin Lens lock release button Rear .
7 1. Getting S tar ted 1-1 Loading Batt eries 5.Batter y Checking Batter y status , the proper battery positioning of the loaded batteries , and the remaining battery power , must be checked prior to operation of the camera. T urn on the main switch and press lightly on the shutter speed dial.
8 1. Getting S tar ted 1-2 Attaching and detaching the lens Note 1: The 65mm and the 100mm viewframes in the viewfinder ar e automatically switched as the respective lenses are attached . Note 2: When mounting the 45mm lens, inser t the dedicated viewfinder into the accessory hotshoe on the camera body .
9 2. Preparing to S hoot 2-1 Check battery c apacity 2-1 Check Battery Capacity The Bronica RF 645 r equires a set of batteries to function, since the camera employs an electronically contr olled shutter . 1. Check the batter y level bef ore each shooting session.
10 2. Preparing to S hoot 2-2 Loading Film 3. Install the film take-up spool in the right hand film chamber , align- ing the key-hole of the spool shaft of the camera. Push up the pr o- truding film spool shaft into the bottom plate of the camera until it locks into position.
11 2. Preparing to S hoot 2-2 Loading Film 8. Close the back cov er and lock it securely . Operate the film advanc e lever with f ew strokes until it stops. At this point, the exposure count- er window displays a "1". Note: After closing the camera back, make sure both film shafts are completely pressed back int o the camera bottom.
12 2. Preparing to S hoot 2-4 Exposure Counter ISO speed F ilm speed dial scale DIN speed 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 3 3 25 32 40 50 64 80 100 125 160 200 250 320 400 500 64.
13 2. Preparing to S hoot 2-4 Exposure Counter 3. Remove the empty film spool from the f eeding side film chamber and transfer it t o the take-up film chamber in preparation for loading of the next roll of film. Note: When opening the camera r ear cover f or film loading and remov al, avoid exposing the camera to direct sunlight.
14 3. S hooting 3-2 Viewfinder 3. T aking advantage of a tripod or a monopod: The difference betw een sharp pictures and shots blurred by camer a shake is one second away . When using a 100mm lens, 1/100 sec., is the limitation for holding the camera st eady .
15 Shutter speed (half step displa y) Aperture value (Progr am AE mode and Aperture-priority AE mode), proper exposure devia tion with + and - (M mode) Shooting mode display (P: program AE , A: aper ture-priority AE, M: manual) AE.L (exposure memory) ON display .
16 3. S hooting 3-4 Exposures The numerals 1 t o 500 on the shutter speed dial represent shutter speeds or exposure times expressed in recipr ocals. In other words , "500" actually means 1/500 second and "60" is 1/60 second . The lens aperture can be set by rotating the lens aper ture ring .
17 3. S hooting 3-4 Exposures 3-4-3 Exposure Control Modes The Bronica RF 645 pr ovides three exposure contr ol modes: the Pr ogram AE mode , the Aper ture-priority AE mode and the manual exposure control mode . Any of the three exposure c ontrol modes mentioned can be selected and set using the shutter speed dial.
18 3. S hooting 3-4 Exposures Manual exposure (2EV under) Corr ec t exposure 3. Manual Exposure Co ntrol This exposure c ontrol mode is par ticularly impor tant to those serious pho- tographers who intentionally det ermine specific shutter speeds and lens aper tures in order to pr oduce creative images .
19 3. S hooting 3-4 Exposures When an exposure compensation is applied , a (+) or (-) warning sym- bol is illuminated in the viewfinder panel. I t is impor tant to remem- ber there is no numerical indication for exposur e compensation.
20 3. S hooting 3-5 F ocusing The image contr ast will become noticeably sharp when the two images superimpose precisely . That is the point wher e the lens criti- cally focuses on the subject. 3. Split image focus: Split-image is an image divided into upper and low er halves.
21 4. O ther Fea tures 4-1 Multiple Exposure Note 1: The ME button electronically cancels out the shutter r elease button lock system. F ive seconds after pressing the ME button, the canceling effect of the ME button will be cleared , the shutter button will be locked , and the L CD will switch off once again.
22 4. O ther Fea tures 4-3 Elec tronic flash photograph y 4-3 Elec tronic Flash Photograph y Equipped with a lens shutter system, the Bronica RF 645 featur es flash synchronization at all shutter speeds . Connect an electronic Speedlight unit to either the hotshoe or the sync terminal located at the front of the camera.
23 4. O ther Fea tures 4-3 Elec tronic flash photograph y area photographed illuminated area 4. O ther Electronic Flash F eatur es * Exposure compensation: The flash exposure of the Speedlight RF 20 can be compensat ed from -3 to +2 stop in ½-st op increments according to the subject's reflectivity .
24 4. O ther Fea tures 4-6 Depth of Field 4-6 Depth of Field Since the Bronica RF 645 is a coupled r angefinder camera compro- mising separate shooting and viewfinder optical systems , the sharp focus range is not dir ec tly display ed in the viewfinder .
25 5. T roubleshooting Befor e tak ing your camera in f or repairs , check your camera r eferring to the f ollowing table. What ’ s happening Viewfinder L CD Cause of trouble Means to solv e How to oper ate Shutter release button depressed lightly but L CD does not light.
26 Shutter does not click No L CD indication Batter y exhausted Main switch turned OFF “X” mark flashing Camera temporarily inoperable , F ilm not wound to next frame Wind film Wind rapid wind lev.
27 5. T roubleshooting Flash picture appears to be ... What ’ s happening Cause of trouble Means to solv e How to oper ate Under exposed Beyond exposure control range Cancel AE lock mode after shooting in this mode. Check flash range on flash unit L CD .
28 6. References Exposure Measuring Range and Ev The exposure measuring range with the RF645 is EV3 to 18 (with ISO 100 film). F or example: If E V 14 is the correct exposure with ISO 100 film, the shutter speed setting will be 1/250 sec. when f8 is set to the aperture ring.
29 7. Specific ations Camera T ype Coupled-met er rangefinder , lens shutter 6 x 4.5 format camer a. Picture F ormat 41.5mm x 56mm F ilm 16 frames on 120 type film, 32 frames on 220 type film. Len s Interchangeable with Bronica ba yonet mount, 45mm f/4 Wide , 65mm f/4 Normal and 100mm f/4.
30 F ilm Adv ance By rapid winding lever plac ed on top of cam- era with either 186° single stroke or rat ch- eted strokes , with 12° stand by angle .
8. Preliminar y C hecklist (Before loading film) A basic checklist of points and basic procedures to confirm bef ore embarking on a shoot is listed below . When you plan an important photographing session, it is essential to test y our camera to ensure the unit and other equipment is in good working order .
Film Wind Lock Release If batter y power dr ops below the camera's operational lev el, or the main switch is mistakenly turned off during a long exposure shot (B or longer than 1 second exposure), the film wind lock mechanism will interrupt the camera operation and pr event the film from being advanc ed any fur ther .
9. Ensuring years of enjoyment through proper care and handling Camera Cleaning · Do not apply any solvent such as thinners and/or alc ohol to clean the external par ts of the camera. · T o wipe dir t or fingerprints from the camera sur face , apply a sof t cloth or silicone-treat ed cloth after blowing dust off the camera.
デバイスZhumell RF645の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Zhumell RF645をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはZhumell RF645の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Zhumell RF645の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Zhumell RF645で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Zhumell RF645を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はZhumell RF645の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Zhumell RF645に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちZhumell RF645デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
