| Colored filters for the absorption spectra |
|---|
| Dating | 30 June 1956 |  |
|---|
| Colored filters for the absorption spectra; blue, green, red and violet glasses |
| Web page | Colored filters for the absorption spectra |
|---|
| Cataloghi | Nº | Voce |
|---|
|
| Inv. 2016 | 798 | Colored filters for the absorption spectra Provisional numbering! |
|---|
| Inv. 1870 | 1026 | Un filtro colorato per gli spettri d'assorbimento con vetri blu, verdi, rosso, violetto |
|---|
|
| Section | Optics |
|---|
| Window | Non esposto |
|---|
| Conditions | | | Large | 5.0 cm (2 in) |
|---|
| Width | 5.0 cm (2 in) |
|---|
| Height | 1.0 cm (0.4 in) |
|---|
|
|---|
| Materials |
|---|
| The additional indications which integrate the items of the conservation's state have the following meaning:
(?) = maybe complete; M = maintenance; P = partial; R = restored; D = used for teaching; NC = not checked; X = impossible to verify. |