This is a special order item and is non-cancelable or returnable. Est. arrival at B&H is 6-10 weeks (subject to availability). You will be charged upon placing your order.
B&W 39mm UV (403) Glass filter - Not to be confused with UV-Blocking filters that photographers normally refer to as "UV" filters, this one passes UV A radiation (320-385 nm), but blocks visible light and looks pitch-black to our eyes.
Key Features
Used with appropriately sensitized films in such applications as ultraviolet reflection photography in forensics or in materials research, but also as filters on UV-emitters for fluorescence photography
Depending on the illumination and on the film's sensitivity, it's filter factor is in the range of 8-20
Type
UV Black
Size
39mm
Grade
403
Filter Factor
8-20 depending on film sensitivity
Multi-Coated
No
Rotating
No
Effect
Passes UV A radiation and blocks visible light
Application
Forensic and other specialized photography requiring specific UV filtration