Different sizes for stereoviews and daguereotypes
Stereophotos glass plate sizes
The glass plate can be of different sizes, so you must use a different viewers for each different plate size.
Roughly, bigger means older, but not always.
If you want to see a pictures with the 3 different sort of plates, click here.
| Size |
See viewer |
| Small |
4¼" × 1¾" |
44 × 107 mm |
Viewer |
| Medium |
2¼" × 5" |
60 × 130 mm |
Viewer |
| Big |
3½" × 6½" |
80 × 165 mm |
|
Table 1. Different sizes of stereoviews glass plates
Daguerreotype plate sizes
| Size |
Description |
| Whole plate |
6½" × 8½" |
165.1 × 215.9 mm |
Huge |
| Half plate |
4½" × 5½" |
114.3 × 139.7 mm |
- |
| Quarter plate |
3¼" × 4¼" |
82.5 × 107.9 mm |
Portrait size |
| Sixth plate |
2¾" × 3¼" |
69.85 × 82.5 mm |
- |
| Ninth plate |
2" × 2½" |
50.8 × 63.5 mm |
- |
| Sixteenth plate |
1-3/8" × 1-5/8" |
85.7 × 41.2 mm |
Very small |
Table 2. Daguerreotype plate sizes
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