Wednesday, September 8, 2010

Stefan and Wendy Wedding Photo/Video and Prenup

I thought of doing something unique and not common so i took a risk in underwater prenup, grabbed an underwater DSLR case DICAPAC from Gizmo in Emall for 3.5k and with crossed fingers I loaded my Nikon D80 into the case. Stefan asked me if my camera is insured, I said no, with some worries showing in his face he muttered "scary".
I took this picture under bright midday sunlight in Bahia beach resort at just above waist level water in the kiddie pool since Wendy does not know how to swim. It was simple but not easy, just stick your eyes to the viewfinder of the D80 inside the case with transparent plastic in between your eyes and the viewfinder. With swimming goggles in my eyes and the transparent plastic case, my right eye was about at least 3 inches away from the viewfinder. I wish i had live view like the D90 but when then you would wish live view in D90 were much faster to focus. To get rid of focusing time underwater especially if the girl's (Wendy) lifespan underwater is only 5 seconds, I switch to manual focusing, autofocus first the distance before switching the lever to manual. So after about 30 plus trials and errors. We finally got 1 keeper.

Underwater Affair


Stefan & Wendy from Vivitzgrace Resabal on Vimeo.


Using Ethereal Effect. This is in Chateau de Busay where they had thier supposedly garden wedding but the rain forced us to keep inside the building.

Stefan and Wendy

Jojo and Marjie Wedding

Jojo & Margie from Vivitzgrace Resabal on Vimeo.

Monday, August 9, 2010

Prenup Shoot with Jojo and Marjie

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The location was very remote and seems detached from any civilization.
We were having a rappelling session in this area the day before we did this prenup shoot.
My mountaineer friend Lito and I were scouting for an area around the Boys scout camp for our rappelling activity as part of our team building during the AY Leaders Training in Jumbo hall of Camp Marcos. We went around and saw this perfect overhang and 40 meter drop site.
The next day Vivitzgrace, Grace and I together with Jojo and Margie went there exact site to have the prenup shoot. The final picture was already set in my mind. It would be a couple at the landing site camera looking up just enough to include the jump site at the top and this is it shown below.

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I am a fan of panning so I took one.

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To give you a sense of the place.

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Jojo and Margie.

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Monday, August 2, 2010

How Lens Zoom translates to Foot Zoom

Zoom

I have a kit lens for my D80 which is Nikon 18-135mm telephoto.
zooms like 18-135mm is 135/18 = 7.5x zoom.
that means you can zoom 7.5x nearer to your subject.

so if your subject is like 1000m away from your camera,
if you zoom 2x from 18mm wide, you use 18x2 = 36mm

that means (assumption) you are like halfway nearer to the subject (from your point of view using 18mm) and that is equal to 500 m foot zoom (zoom using your foot by walking nearer to the subject)

doubling the zoom further or using 72mm or 4x zoom,
another 250 m nearer to the subject.

at the longer end; 135mm or 7.5x zoom,
you have traveled a distance of (1000/x)*(x-1) where x is 7.5
equal to 867 m nearer to your subject.

Foot zoom = (s/x)*(x-1) ; where s is the distance of the subject from your FOV (field of view).

so if your subject is only 10 m away from you and you zoom to 135mm
its equal to foot zoom of 8.67 m (when you are using 18mm lens).

Magnification


With 35 mm film cameras, the 35 mm refers to the film size, not to be confused with the lens size. A 50 mm lens is usually considered the normal or neutral size, with a magnification factor of one.

A 50 mm lens has no magnification. So, as the size (millimeters) of the lens become larger, the magnification of the image becomes greater. A 100 mm lens gives 2 times magnification, and makes the subject appear 2 times closer and gives less viewing area; a 200 mm lens gives 4 times magnification, and so on.

A 25 mm lens would make the subject look farther away by a factor of 2 and give a wider viewing area. Fisheye lenses, usually about 8 to 15 mm, give a very wide view and negative magnification. The increased area appears as a distorted "fisheye" view.

Foot Zoom
If the subject is 100 meters away.
Then using 100mm telephoto means, you can have the same field of view with 50mm lens if you walk a distance calculated by our equation below:
Foot zoom = (s/x)*(x-1) ; where s is the distance of the subject from your FOV (field of view) and x is the magnification (with reference to 50mm as neutral or no zero magnification)
=(100/2)*(2-1) = 50 meters equivalent foot zoom.