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Summary of Contents for Medical-Nikkor 120mm f/4 IF

Page 1: ...Medical Nikkor 120mm f 41F Nikon INSTRUCTION MANUAL ...

Page 2: ...NOMENCLATURE DATA button LED read Power socket Power cord connection mark Focusing lamp R t flash Film speed aperture index Sync cord connection mark re scale Sync socket LAMP button R istance index 2 ...

Page 3: ...S 18 it 108 08 Distance scale conversion sticker in feet Power Supply Optional AC Power Unit LA 2 Neckstrap eyelet Power cord socket Pilot lam Power switch Ground terminal Cord fastener selector Grounding cord AC cord Battery chamber lid Power switch Power cord socket Neckstrap eyelet 3 ...

Page 4: ... in the lens barrel making the lens extremely well balanced and convenient to use Exposure with the built in ringlight is totally automatic Once the ASA ISO ring is set for the film speed in use the flash output is automatically determined Then using a guide number system the diaphragm and focusing ring are coupled so that the appropriate aperture for correct exposure is set as you focus To let yo...

Page 5: ...k dot on the lens with the lens mounting index on the camera Grasp the lens barrel and twist it counterclockwise until the lens clicks into place To remove depress the lens release button on the camera and twist the lens clockwise Note To mount the 2X close up attachment lens refer to page 14 5 ...

Page 6: ...the contacts go in first 2 Then slide the lid back into place When replacing batteries replace all eight at once To connect the battery unit to the lens plug one end of the power cord 5C 21 supplied with the lens into the power socket on the lens barrel by aligning the arrow on the plug with the T mark next to the socket 3 Then align the white dot on the other end of the plug with the metallic dot...

Page 7: ... the socket 2 Next align the white dot on the other end of the plug with the metallic dot near the edge of the LA 2 s power socket and push the plug into the socket until it clicks into place 3 Finally plug the AC cord into a wall outlet When the AC unit is switched on the pilot lamp on top of the unit lights up immediately To remove the power cord s plug from the AC unit grasp the plug by its met...

Page 8: ...nect one end of the 2 pin cord to the sync socket on the lens barrel by aligning the arrow on the plug with the mark next to the socket Then plug the other end into the sync term inal on the camera This end of the sync cord is threaded for positive connection to the camera s sync term inal If you are using a Nikkormat FTN which has two sync terminals on the side of the body connect the sync cord t...

Page 9: ...20 or EM camera set for automatic operation or at certain manual shutter speeds the proper sync speed is automatically set by turn ing on the power supply for the Medical Nikkor 120mm f 4 IF lens For details about automatic switchover to flash sync speed refer to your camera s instruction man ual To use the 3 pin sync cord first plug one end into the sync socket on the lens barrel by aligning the ...

Page 10: ... turn the ring until the number corresponding to the ASAjlSO of your film is opposite the index mark It is possible to set any film speed from ASA ISO 25 to 800 Dots between the numbers on the film speed scale represent intermediate settings such as 32 40 etc see illustration Once you have lined up the ASA ISO number retighten the locking screw to hold the ring in place Note When shooting predomin...

Page 11: ...UTO 800 100 All settings All settings 1 125 sec or slower 80 25 1 60 sec 1 125 sec 1 60 sec or slower or slower or slower Nikon or Nikkormat camera you are using Please refer to the table below for the appropriate shutter speed setting FM2 with 1 200 sec sync speed 1 200 sec X200 or slower 1 125 sec or slower FM2 with FM2 with 1 250 sec 1 200 sec F 301 N2000 EM sync speed sync speed FG 1 250 sec 1...

Page 12: ...and ready to fire again In addition with the OATA button on the reproduction ratio visible inside the viewfinder serves as a ready light Thus you can take pictures with any Nikon or Nikkormat camera without removing your eye from the viewfinder If the Medical Nikkor is used in conjunction with the SC 22 sync cord and the Nikon F3 series via AS 4 or AS 7 FA FE2 FE FM2 F 301jN2000 FG FG 20 or EM see...

Page 13: ... ratio Because the focusing ring is coupled to the diaphragm once the lens is focused the aperture is simultaneously set to provide the correct exposure when using the ringlight If the ambient light is dim use the focusing lamp to illuminate the subject For details see page 18 Note 1 If you are using a camera with a split image rangefinder and or microprism focusing aid they may become dark and ca...

Page 14: ...ermine the repro duction ratio according to the focused distance and the desired subject area Mounting the 2X Close Up Attachment Lens Before mounting the 2X close up attachment lens make sure the aperture of the prime lens is set to f132 Then grasp the attachment lens by its knurled ring insert the threaded portion into the hole in the center of the ringlight and while app lying slight pressure s...

Page 15: ...48 x 72 1 89 x 2 83 36 x 54 1 42 x 2 13 28 8 x 43 2 1 13 x 1 70 24 x 36 0 94 x 1 42 Focused distance means distance between subject and film surface Circle of confusion for the Medical Nikkor 120mm f 4 IF is 1 20mm Reproduc Focused m Depth of field tion ratio distance ft mm in 0 8X 0 33 2 47 0 0971 1 08 2 35 0 093 0 85X 0 325 2 21 0 087 1 07 2 11 0 083 0 9X 0 32 1 95 0 077 1 05 1 88 0 074 0 95X 0 ...

Page 16: ...rame With the 2X close up attachment lens in place the reproduction ratio between O 8X and 2X will be displayed and imprinted in green Press the OATA button a second time and it returns to the up or OFF position With the button in this position data is not visible inside the viewfinder nor will it be imprinted on the film If you shoot with the focusing ring set between click stops the reproduction...

Page 17: ... Then to get the correct exposure you must depress the camera s depth of field preview button to stop the lens down to the taking aperture prior to using the camera on Automatic or before adjusting the shutter speed manually For details about stop down exposure measurement refer to your camera s instruction manual Note If the automatically or manually selected shutter speed is below approx 1 125 s...

Page 18: ...utomatic timing period is up simply switch off the power supply If the focusing lamp fails to light up after the LAMP button is pushed it needs replacement First remove the power cord from the lens then remove the lamp cover by unscrewing it counterclockwise Then while applying pressure turn the old bulb counterclockwise and replace it with a new one Align the protrusions at the base of the new bu...

Page 19: ...eras s K E B Camera F3 F2 Excellent focusing o Acceptable focusing AIL C 0 Gl G2 G3 0 0 0 0 0 0 e g Nikon FA FE2 FM2 and FE refer to the column for F3 series cameras For the K2 B2 and E2 focusing screens refer to the columns on the K B and E screens respectively For detail s also refer to the specific focusing screen s instruction sheet G4 Hl H2 H3 H4 J P M R T U 0 0 SI ight vignetting or moire ph...

Page 20: ...s to an authorized Nikon dealer or send the unit directly to the manufacturer Be sure to turn the power switch to the OFF position before opening the battery compartment to replace the batteries in the DC power unit Touching the terminals with the switch in the ON position can cause an electric shock LENS CARE Although you should always keep the lens surfaces clean rough cleaning must be avoided W...

Page 21: ...the ground cord to a gas pipe ACCESSORIES Compartment Case for Medical Nikkor 120mm f 4 IF This optional black leatherette compartment case easily accommodates a Medical Nikkor 120mm f 4 IF lens mounted on a camera body motor drive equipped or not a 2X close up attachment lens an AC or DC power unit the necessary cords and other small accessories_ You can use either the hand strap or the shoulder ...

Page 22: ... recorded in lower right hand corner of the film non data shooting also possible by leaving DATA button in OFF position Via built in Xenon ringlight flashtube output approx 60W sec flash output via silicon Ready light Focusing lamp Attachment size Attachment lens Mount Power source controlled rectifier and series circuitry determined by ASA ISO ring setting flash duration apfJrox 1 500 sec at ASA ...

Page 23: ...prox Approx 100 5 sec 4 sec 250 450 Dimensions Weight 98mmt x 150mm long overall 142mm extension from flange Approx 890g prime lens only Accessories provided Front lens cap Rear lens cap LF 1 12V lamp 4 pin power cord 5C 21 2 pin sync cord 5C 20 3 pin sync cord 5C 22 Distance scale conversion sticker Optional accessories AC Power Unit LA 2 DC Power Unit LD 2 Leatherette Compartment Case 3m Power C...

Page 24: ...rief quotation in critical articles or reviews may be made without written authorization from Nippon Kogaku K K Nikon NIPPON KOGAKU K K Fuji Bldg 2 3 Marunouchi 3 home Chiyoda ku Tokyo 100 Japan Phone 81 3 214 5311 Telex J22601 NIKON Fax 81 3 201 5856 Printed in Japan 8 056 e06 ...

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