The Wein Flashmeter WP-1000 utilizes all the features of the WP-500B. The f/stop range is increased to f/90, and the meter readings are accurate to 1/6 of an f/stop.
| Measuring Modes | Incident flash ONLY (cordless ONLY) |
| Receptor Head | Non-rotating, non-interchangeable |
| Aperture/Shutter Priority | Shutter priority (fixed 1/250 sec) |
| Display Readout | Needle indicator |
| ISO Range | 25 to 6400 |
| f/Stop Display Range | f/2.0 to 90 |
| Shutter Speed - Ambient | None |
| Shutter Speed - Flash | 1/250 sec |
| EV Range (ISO-100) | - |
| Cine Speeds | None |
| Exposure Memory | No |
| Shadow/Highlight Calculation | No |
| Brightness Difference | No |
| Flash to Ambient Ratio | No |
| Multiple Flash | No |
| Exposure Calibration | No |
| Power Source | 9V battery (not included) |
| Dimensions | 2.8 x 1.9 x 4.3" (70 x 48 x 108mm) WDH |
| Weight | 5.2 oz (151 g) |