dave_cheng1 Posted September 17, 2004 Share Posted September 17, 2004 I will be shooting a wedding with my P67II soon. I will need to depend on 67II's AE prism for exposure. The film I will use is Kodak VC 160. Do have some 400 VC as spare. Now I am worrying about the accuracy of my P67II's AE prism. Last week I did a test roll of the 160 VC. The scenes I shot all had some sky as the background. So I did opened up 1 - 2 stops thinking it's better to be over but not under expose. The film did come out over exposed. In fact every frame was pretty much over exposed. Not badly over exposed though but could have been better if exposed 1 stop lower. I have a Gossen Luna Pro analog meter. I also have a Sekonic analog light meter. Somehow these two meters are all inconsistent with my P67II. Both the meters suggested I needed to reduce exposure 2 -3 stops. However, my 67II is consistent with the meter of my Contax 35mm camera. In fact it is consistent with two of my Contax cameras. And I just shot a 35mm roll with one of them and the film came out with right density. Should I trust my 67II's AE prism? Based on the test roll it seems I should. But it's strange why it is inconsistent with two fairly good hand held meters? I tend to want to trust my 67II. But I have memories with under exposed Velvia/Provia on 67II many times so far. Do you recommend using 67II's spot, center weighted or vectored metering for shooting weddings? I don't think I will use spot metering. Which one do you recommend? This is the first time I use a P67 system for wedding. Assuming there is nothing wrong with my AE prism can I trust it? Or is there any trick I should apply? Thank you all for comments. Dave Link to comment Share on other sites More sharing options...
jim_richards1 Posted September 17, 2004 Share Posted September 17, 2004 Greetings I have read about meter inacuracy with 67II,s,but for me the proof has been in the pudding and i have found the meter on mine to be spot on at least in 6segment mode with "tranny" material, even with a linear pol filter on board which amazed me . Jim Link to comment Share on other sites More sharing options...
bob_cook Posted September 17, 2004 Share Posted September 17, 2004 My AE prism meters very accurately. Your own tests seem to confirm that yours was accurate - you opened up a stop or two and the film came back overexposed. Seems like you can trust it, especially since you'll be using negative film. Link to comment Share on other sites More sharing options...
mark_smith10 Posted September 17, 2004 Share Posted September 17, 2004 Of course remember readings will vary whether you're dialed in on Spot, Matrix, and Center weight on the meter prism. good luck Link to comment Share on other sites More sharing options...
allan_jamieson2 Posted September 17, 2004 Share Posted September 17, 2004 Dave with the exposure lattitude of colour negative film, over exposing the film isn't really necessary. I took pictures at a friends wedding last year using Kodak film in my Pentax 67II and everything came out perfectly. I couldn't see much if any difference between those pictures taken on 160 film as compared to 400. Overall my own P67II has proved to be fairly reliable at determining accurate exposures and I virtually only use it with Fuji Velvia plus various filters such as polarisers, etc. But, it can tend to over-expose in dim light a bit and there are occasions when it will pay you to take separate meter readings from the camera to determine how you want the final image to look. However for a wedding, I think that you are pretty safe to leave things to the meter and try to think more about composition and coming up with creative ideas for your images. Link to comment Share on other sites More sharing options...
dave_cheng1 Posted September 17, 2004 Author Share Posted September 17, 2004 Many thanks to the replies with plenty of confidence in 67II AE prism. I will still bring my Gossen handheld meter just for double checking in case the prism goes wild for any reason. I will just need to remind myself that the handheld meter may be 1-2 stops too fast. I'll use center weight and matrix metering of the prism mostly. If the background is too bright I will open up 1 stop. If it is dark I will do no adjustment to avoid under exposing anything. Hawaii is great for photography. This should be a good filed test for my 67II. I have not used it for anyhting serious so far. I will be on my way tomorrow. Thanks for all the replies. Link to comment Share on other sites More sharing options...
frank_miles1 Posted September 18, 2004 Share Posted September 18, 2004 I recognized something was out with my 67II the first weekend I used it. The meter did not jive with the sunny 16 rule and my two Nikons. I leave exposure compensation on -2/3 to -1 all the time, and transparencies turn out just fine. Link to comment Share on other sites More sharing options...
huey_stevens Posted September 21, 2004 Share Posted September 21, 2004 Dave I have experienced exactly the same issue when using my P67II to photograph blue bonnets in Texas. The Hand Held Sekonic light meter readings and the P67II did not match. In addition, the P67II also did not match two Nikons set up side by side and viewing the same scene, both landscape and macro. So I decided to trust the P67II meter since Pentax evidently put alot of research and development into that P67II meter. I just set the P67II mode buttons to 'green', and shot away. My Fuji Velvia, Provia, and all print film has always come out just fine, from landscapes to macro. This is where the debate about incident vs. reflected light meters comes from. Link to comment Share on other sites More sharing options...
dave_cheng1 Posted September 27, 2004 Author Share Posted September 27, 2004 Just returned from my trip. On shooting my last roll of ISO 160 film I noticed that at one scene my P67II was telling me to shoot at 1/1000th of a second at f5.6. The scene was in a typical hotel garden in the moring around 10:00am. The background was full of plants although with some patches of sky. I took the shot at 1/1000th but also took another at 1/250th. When I have the roll processed I will know if my P67II metering was funny or not. Dave Link to comment Share on other sites More sharing options...
dave_cheng1 Posted September 29, 2004 Author Share Posted September 29, 2004 Processed 8 rolls of films so far. All, including NPS and Konica VX-100 except VC-160, looked nomal in density. Scanned a few frames of VX-100 results in beautiful images. So the 67II metering was accurate. But the VC-160 was a little light in density. Scans are still OK but some frames are a little under exposed. Will process more rolls to make a conclusion. See one of the scans of VX-100.<div></div> Link to comment Share on other sites More sharing options...
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