The 52mm Drop-in Filter Holder from Canon is used with super long telephoto lenses that accept 52mm screw-in filters. The holder drops-in to the rear of long Canon lenses and is easy to insert and remove.
| Type | Drop-in Filter Holder |
| Size | 52mm |
| Grade | Not Applicable |
| Filter Factor | Not Applicable |
| Multi-Coated | Not Applicable |
| Rotating | Not Applicable |
| Effect | Not Applicable |
| Application | Nature, travel, outdoor photography |
| Color Temperature | Not Applicable |
| Construction | Metal |
| Front Filter Thread Size | Not Applicable |
| Front Lens Cap Size | Not Applicable |