Technical Evidence — EF17-40mm f/4L USM
Reservoir facts published for this SKU with provenance URLs and content hashes. Generated by PRODUCTGRAPH_REPUBLISH_OVERLAY_001.
Entity Metadata
| Field | Value |
|---|---|
| Manufacturer or brand | Canon |
| Entity type | Lens |
| Product ID | canon-ef-17-40-f4l-usm |
| EXTRACTED fact count | 16 |
| ABSENT record count (deduped rows shown) | 2 |
| Reservoir | data/product_knowledge_reservoir/ |
EXTRACTED reservoir facts (16)
| Fact ID | Family | Attribute | Value | Status | Source URL | Hash |
|---|---|---|---|---|---|---|
fact:e622dd6a49de82b7 | specs | product_name | EF17-40mm f/4L USM - Canon Camera Museum | EXTRACTED | global.canon/en/c-museum/product/ef373.html | ef531e5a518c60c8 |
fact:df983f1227224d9c | specs | focal_length | 17-40mm | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 522c0a98a4eb181f |
fact:8f3b6d2c03967b3c | specs | max_aperture | f/4 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 42a39a4a5cb08221 |
fact:a45a7506e2603f87 | specs | min_aperture | 22 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 76dc9712e62fd8fc |
fact:d958235a2c4ae6bb | specs | weight_g | 475 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 89b8df0217d628e0 |
fact:3356e77b8cc3730b | specs | filter_diameter_mm | 77 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | cd7ea68b8f3cf145 |
fact:298cdc0c6c494ddb | specs | closest_focusing_distance_m | 0.28 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 43a6da6326977f00 |
fact:eea48c2fc8529379 | specs | diaphragm_blades | 7(circular aperture) | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 19f0a91e031d01d3 |
fact:b57fbb2f7145cabc | specs | lens_elements | 12 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 015da793e71b3876 |
fact:6c2d683389f889f7 | specs | lens_groups | 9 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | f6d81094c999485a |
fact:ef0e2aa0056b08bb | specs | marketed_date | May 2003 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 74d67224f0b78916 |
fact:0020a3cc2da201dc | specs | max_magnification | 0.24 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 0ac14c659d10fe0e |
fact:571fe9eaf6bf1327 | specs | original_price | 120,000 yen | EXTRACTED | global.canon/en/c-museum/product/ef373.html | 556f46d06148a12e |
fact:36042ae9359e2db5 | specs | raw_spec:maximum_diameter_x_length_mm | 83.5 x 96.8 | EXTRACTED | global.canon/en/c-museum/product/ef373.html | aea489a605c19374 |
fact:a80d6c69e6dfc7ab | manuals | product_owner_manual_pdf | https://gdlp01.c-wss.com/gds/2/0300003562/02/ef17-40f4lusm-im3-eng.pdf | EXTRACTED | my.canon/en/support/0300356201?model=EF17-40mm+F4L+USM | 95ddd0a4180008c2 |
fact:3a1580c958ba7fae | manuals | product_manual_or_document | https://gdlp01.c-wss.com/gds/2/0300003562/02/ef17-40f4lusm-im3-eng.pdf | EXTRACTED | my.canon/en/support/0300356201?model=EF17-40mm+F4L+USM | 97473d04788e1317 |
ABSENT_ON_SOURCE records
| Fact ID | Family | Attribute | Status | Checked source |
|---|---|---|---|---|
fact:0935d6e45936cd0b | compat | camera_body_or_teleconverter_matrix | ABSENT_ON_SOURCE | global.canon/en/c-museum/product/ef373.html |
gap:synthetic:canon-ef-17-40-f4l-usm:error_codes:error_code_table | error_codes | error_code_table | ABSENT_ON_SOURCE | — |