using a lens affect the qualityof a photograph when using a pin-hole
Hypotheis: The pin-hole camera with only the film inside will
1 cow eye
4 Quaker oat cans
black spray paint can
Black electrician's tape
4 2" by 2" Aluminum Foil
#10 sewing needle
25 sheet pack of "Ilford" 8" by
10", grade 3 glossy enlarging paper
3 1" by 1" transparen plastic
1 red light bulb
1 32 oz. "Clayton" bottle of
1 32 oz. "Clayton" bottle of
photograph rapid fixer
4 developing bins
4 pairs of tongs
clothesline and clothespins
1 bottle of Bausch and Lomb's
1 Glue Gun and 2 sticks of
6 inch in diameter White Plate
with a Stand
1 Silver paint pen
1. Purchase 4 Quaker Oatmeal cans,
all of the same size.
2. Get rid of all the oatmeal in
side the can.
3. Clean the insde, but do not use
4. Use the black spray paint can
and put 3 coats of sapray paint on each can and lid, making sure that
the can and lid are completely opaque.
5. Let them dry for at least 6
6. Use a compass to draw a circle
with a 1 inch diameter 5 inches from the bottom of the can.
7. Use a razor blade and carefully
cut the circle out.
8. Cover the circle form the
outside of the can by taping an aluminum foil square over it.
9. Insert the #10 sewing needle
half way into the aluminum foil as close to the center of the cut out
square as possible.
10. Slowly turn the needle
11. Gently pull the needle
12. Repeat the process with all of
13. On the outside of the camera,
label them from 1-4 with the silver paint pen.
1. Using a razor blade, cut a hole
about one inch behind the pupil (the colored circle) of the cow's
2. Once the hole is pierced,
continue tocut awau from the pupil.
3. Cut about half way around the
eye and stop.
4. Carefully stick a finger into
the hole of the eye.
5. Serch for a clear M&M faped
figure; this is the lens.
6. Be carefull because the lens
may explode if not held gently.
7. Get rid of all the tissues
attatched to the lens.
8. Place the lens in one of the
9. Fill a small bowl with saline
10. Put the box with the lens in
the solution and shut it.
11. Make sure that the box is
12. Hold the box tight and dry the
13. Use the hot glue gun to glue
the box shut.
14. Fill another box with saline
15. While holding it tightly, dry
the outside of the box.
16. Glue the box shut.
How to glue the
Boxes onto the camera
1. Take the empty
box and use a glue gun to glue the sides of one face of the
2. Quickly place
the box in the inside of the camera #2 directly over the cutout
3. Repeat this
process for cameras #3 and #4.
Setting up the
1. Find a room in
the house with few or no windows.
2. Cover the
windows, if there are any, with a thick black tarp.
3. Tape it
4. Use the black
tarp and tape to cover all the cracks in the doors.
5. Screw in the
red light bulb somewhere other thatn where the white is.
6. Turn off all
the lights in the room, except the red light and make sure that no
light comes through.
7. Set up a
working area with the four bins in this order from left to
rapid fixer, and water again.
8. Set up a
clothesline with 8 clothespins.
1. In the
darkroom, with only the safelight on, remove the enlarigng paper from
2. Cut the paper
in half and trim an inch and a half off of the top so that it fits in
3. Place it in one
of the cameras so that the glossy side faces the pin-hole.
4. Put the lid on
the camera tightly.
5. Cut an inch and
a half piece of electrician's tape.
6. Fold one end of
the tape over to create a flap.
7. Place the tape
tightly over the pin-hole. This is the shutter.
8. Repeat this
process for all of the cameras.
1. Take the four
cameras outside on an 87 degrees sunny day.
2. Place them on a
side walk with the backs of the cameras facing the sun.
3. Set up a
display 6 feet away form the cameras.
4. In this
experiment, a plate 6 incehs in diameter on stand holding a
toothbrush was used. Also a 5'4" girl laying down with her face
towards the camera was used.
5. Have your watch
ready, and remove the shutters.
6. Expose the film
for 30 seconds.
7. After the 30
seconds, tightly reapply the shutters over the camers. Try different
exposure times to test the best amount of time to leave the cameras
8. Take the
cameras into the darkroom.
1. With only the
red light on in the darkroom, uncover the #1 camera, the one with
only the pin-hole.
2. Place the
paper, glossy side faced up, in the developer.
3. Using the
tongs,gently move the picture around for 60-90 seconds.
4. When an image
appears, tilt it so that the chemicals drip off of the paper.
5. Place it in the
water and rinse it for 15 seconds.
6. Place the paper
in the rapid fixer and gently move it for 30 seconds.
7. With the tongs,
tilt the picture so that the chemicals drip off of it.
8. Place it in the
other bin of water and rinse for 15 seconds.
9. Use the tongs
to remove the picture from the water.
10. Use a
clothespin to attach the photograph to the clothesline to let it
11. This is the
negative of the photograph.
12. Repeat the
process with the other the other photographs.
13. Make sure to
keep track of which pictures are being developed. Keep track of what
was used in the camera.
14. Take more
pictures to make sure that the first set was done correctly.