Mira de Teste em A3 para Fotografia

Mira de Teste em A3 para Fotografia

Test the important attributes of your lenses
We advise all ambitioned hobby photographers and professionals to test their lenses. Especially when you bought an expensive lens or a lens of a brand that varies in quality.

The test card is designed to test all of the important lens attributes:

• Sharpness of the center and edge of the image
• Vignetting
• Lens distortion
• Chromatic aberrations
• Contrast, color rendering, noise performance

Application:

Camera setting (Recommendation):

1. ASA 100
2. Use RAW format
3. Choose aperture (aperture priority)
4. Set all settings to zero (like contrast etc.)
5. Activate mirror lock-up together with self-timer and use if possible a remote release.
6. Do the white balance.

Camera set up:

1. Set up the test card so that no reflections are visible
2. Test card must be illuminated evenly
3. Mount the camera on a tripod
4. get the whole card in the image