SKU: 45246404541

Tiffen 4x5.65" Decamired Red Set of Warming Glass Filters

Sale price$73930.50 Regular price$82145.00
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Description

Tiffen 4x5.65" Decamired Red Set of Warming Glass FiltersThe Tiffen 4x5. 65" DecamiredRedSet ofGlass Filters Takes the guesswork out of determining color temperature. Acts as a conversion filter for color temperature adjustments from any point to any other point in the color temperature scale. Can be used to create "proper" coloration in unusual situations and to make creative alterations. Applications include keeping color temperature constant during the course of the day and producing the effect of

The Tiffen 4x5.65" Decamired�Red�Set of�Glass Filters - Takes the guesswork out of determining color temperature. Acts as a conversion filter for color temperature adjustments from any point to any other point in the color temperature scale. Can be used to create "proper" coloration in unusual situations and to make creative alterations.

�

Applications include keeping color temperature constant during the course of the day and producing the effect of different times of day. Available in two series, reddish filters that warm the light and bluish filters that cool the light. Each series contains 4 densities: 1.5,�3, 6, and 12. Filters in the same series can be combined.

The decamired system has an advantage over the Kelvin system in that the Kelvin scale is not linear
Decamired readings provide more accurate/controllable readings than Kelvin
The difference between the Mired value of the film and the Mired value of the light is the Mired value of the correction filter that correctly tailors the light to the film

A simple formula

  • Mired value = 1000000 : Kelvin value
  • Kelvin value = 1000000 : Mired value
  • For 5600K daylight color film, the Mired value is 1000000 divided by 5600 = 78.6
  • For 3000K artificial light, the Mired value is 1000000 divided by 3000 = 333.3
  • 78.6 minus 333.33 equals -154.7 or -15 Decamired
A positive value indicates a reddish KR filter, a negative value indicates a bluish KB filter
Thus, the filter required to adapt the 3000K halogen light (the slightly low value results from the mains voltage being lower than its nominal voltage) to a 5600K daylight color film is a blue Conversion Filter
In the Box
Type Decamired Warming filter
Size 4x5.65" (100 x 140 x 4 mm thick)
Grade +1.5, +3, +6, +12
Filter Factor Varies depending on what temperature it is being converted to
Multi-Coated No
Rotating No
Effect Light balancing
Application Architecture, interiors or anywhere where precise color balance is required
Color Temperature Kelvin values can be converted into Mired values, which can then be added or subtracted from the Mired values of the filters
Construction ColorCore Glass
Front Filter Thread Size Not applicable
Front Lens Cap Size Not applicable
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 45246404541

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4.7 ★★★★★
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SeanCeltiad
Draper, US
★★★★★ 4
A true turtleneck that retains a snug high neck.
Color: White, Size: X-Large
I've found this brand to have gotten better over the years as far as offering the American market what it needs in terms of realistic sizing. I only wish they'd realize that there are a lot of us who are long in the back and arms where my only choice is to go a size up and sacrifice a slim fit for sleeves that are long enough plus a back that doesn't go up past my waist just because I reach up for something, that and I like to be warm. So these are such nice quality turtlenecks that it's hard to complain about but maybe the company will read this. The snug neck stays up is plus number one since that's why I'm buying a full neck. They come with very nice weaves in the fabric, good enough for casual or formal wear. Finally the warmth you seek is there but I've worn them in what most would think isn't the right temp for a turtleneck. Also they have them in white! Yes, a lot of others just don't for reasons I can't fathom, and the pic you're seeing is accurate, these will form to your shape without being ridiculously thin material. Several washes later and they are as fine a garment as when I first wore them. I've only found one other brand that compares to these but it's much more expensive, COOFANDY is affordable in these times of expensive everything. Warm but also a lightweight shirt, I've gotten them really dirty with actual dirt and it washes out so well you'd never know it. Don't let my taking off one star stop you, try one yourself and you'll be coming back for more.
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Reviewed in the United States on July 30, 2025
L
Verified Purchase
Larry
Natrona Heights, US
★★★★★ 5
Quality,warmth and fit
Color: Royal Blue, Size: Small
Really top quality. This is my 4th purchase of these Really great sweaters.
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Reviewed in the United States on February 12, 2026
R
Verified Purchase
Robert III
Draper, US
★★★★★ 5
Nice Sweater
Color: 01-black, Size: Large
This is a very nice sweater. It’s reasonably thick and warm. Looks nice. I like it.
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Reviewed in the United States on January 18, 2026
T
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Tajuana Perkins
Alexandria, US
★★★★★ 5
Nice turtle neck sweater
Color: Royal Blue, Size: Small
It was true to size a perfect fit and the color is beautiful. Nice sweater for the amount paid.
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Reviewed in the United States on January 11, 2026
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Nathalie M. Rosario Escobar
Natrona Heights, US
★★★★★ 5
Very good
Color: 01-black, Size: Small
It looks so good on my bf, he really like it. The quality is so perfect.
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Reviewed in the United States on January 15, 2026

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