Eighth grade physics simple camera practice

Camera production steps

1.

Prepare tools and materials?

1. Prepare a thick glass plate of 27 cm x 27 cm Or gypsum board, 2 mm thick floating green glass;?

2. Prepare a black glass sheet with a higher penetration rate;?

3. Take a 2cmx3cm wooden board and prepare a Rotating fastener, a piece of glue;

4. Prepare a piece of photographic film and a piece of double-sided tape. ?

5. Prepare a screwdriver, a screw plate, a screw wedge, and a piece of copy paper;

6. Prepare a pencil, a little wood powder, and a little glass sand powder ;?

7. Prepare a tool that can bend glass pieces, such as a musket;?

8. Prepare a bright lantern;?

9. Prepare An acrylic paste;

10. Prepare a humidifying device;

11. Prepare a little etching film.

Assembly

1. Connect the glass plate and floating green glass, pass through the black glass piece, and sandwich the 17.5 cm x 17.5 cm glass piece between the floating green glass and the black glass piece

2. Fix the fastener on the board, and use the board and double-sided tape to clamp the photographic film on the fastener;

3. Place a hole on the board , and fix it to the front of the floating green glass:

Sew a reversible cover to cover the opening for clamping the film;

5. Use a screwdriver to seal an opening no longer than 1cm Make it under the floating green glass:

6. After the copy paper is humidified, use wood powder and glass sand powder to place it on the glass;

7. Use a gun to bend the floating green Green glass to form an arc,

8. Put in the lantern, put the copy paper into the floating green glass, and sew the cover

9. Put the extract material and Draw lines with a pencil to connect the copy paper and etching film

10. Place the etching film inside the lantern and place them at the back of the lantern

11. After the installation is completed, The lantern is placed in a closed space for exposure

3. Maintenance

1. Replace the photographic film regularly

2. Clean the lens regularly to avoid contamination< /p>

3. Replace the lantern regularly

4. Check the fasteners regularly to ensure normal operation

5. Check the sewn cover regularly to avoid light penetration

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6. Regularly check the copy paper and replace it in time

7. Regularly check the humidity-adding equipment to ensure that it is in good condition.