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B+W
77mm 093 IR-830
Infrared Filter
The B+W 77mm 093 IR-830 filter infrared glass filters blocks the entire visible spectrum. Unlike the B+W 092 infrared filter, it makes pure infrared photographs possible with out visible red component.
B+W 093 77mm SH MC Infra Red Filter
Stock code: #1057411
This product has been discontinued. Please contact us for more information
The B+W 77mm 093 IR-830 filter infrared glass filters blocks the entire visible spectrum. Unlike the B+W 092 infrared filter, it makes pure infrared photographs possible with out visible red component.
| Type | Infrared |
| Size | 77mm |
| Grade | 093 = 87C |
| Filter Factor | In the range of 20-40 but is dependent on the illumination and on the characteristics of the film |
| Infrared | Transmission only begins to exceed 1% at 800 nm, rising to 88% at 900 nm, and remains that high far beyond the upper limit of sensitization covered by infrared films |
| Effect | Removes complete visible spectrum |
| Application | Forensic and scientific photography |
| Construction | Schott Glass |