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About B + W

B & W offers three filters for infrared photography, each with its' own unique features.

#092. • This dark red filter is primarily for black and white infrared films. •It filters out light below 650 nm. • With color infrared film it produces pictures of a pure red image while making good use of the relatively low sensitivity of infrared films. • Filter factor is approx. 20 - 40.

#093. • This black infrared filter will filter out the entire visible spectrum. • It is used with black and white infrared films with a sensitivity up to 1000nm. • Filter factor is determined by the film sensitivity.


#099.
• This orange colored filter blocks the blue and blue-green portion of the visible spectrum up to 500 nm. • It reduces the excessive sensitivity of color infrared films in this spectral range, separates colors more evenly thereby avoiding a blue tint. • Filter factor depends upon the film's sensitivity.

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5.0

Difficilt to find in Europe

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from Italy  -  Photo Enthusiast

Infrared color photo

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