The Tiffen 95mm Coarse Thread 81 Light Balancing Filter helps to decrease the color temperature by 100K in order to warm the image slightly in order to match the color quality of illumination. When using an 81 filter, you will be able to attain 3200K balance when the prevailing light source is 3300K. The warming effect of this filter requires a 0.3-stop increase in exposure for normal results.

This filter is made using ColorCore technology, a process that involves laminating the filter substrate between 2 pieces of optical glass, grinding flat to a tolerance of 1/10,000th of an inch, and then mounting to precision metal rings.

Warming Light Balancing Filter    Less 100K to Convert 3300 to 3200K    ColorCore Technology

Light balancing filter decreases color temperature and provides a warming effect.

Subtracts 100K in order to attain 3200K color balance from 3300K illumination.

Filter factor of 1.3 requires a 0.3-stop increase in exposure.

Related Questions and Answers

Q: 1. Can the Godox AD100PRO be hard wired as a back up for times when wireless connection fails during a shoot?

A: Yes you can use a PC cord Impact Sync Cord Male Mini (3.5mm) to Male PC (16') BH #IMMMPCM16

Q: 2. How well do these work cooling wise? They have no fans like other models so I’m just curious about heat dissipation.

A: These are light duty entry level flash they are not meant to be pushed the way a professional grade unit could be.

Q: 3. Can you switch this form F-Stop to T-Stop?

A: T and F are Ambient light modes and YES. It also as a TF mode which allows you to pick both the Fstop and Shutter speed and the meter will tell you where to set the camera ISO to get the right exposure. The L-478 has more features than any meter every created. And is it is pretty fun to use. Love mine.

Q: 4. Does this foot also fit the mirrorless version of this lens, the Sigma 150-600mm DG DN Sport?

A: The Sigma TS-81 Lens Foot for 150-600mm f/5-6.3 DG OS HSM Sport Lens is compatible with the Sigma 150-600mm f/5-6.3 DG DN OS Sports Lens for Mirrorless cameras.

Q: 5. How does this attach to the collar/ bracket that came with the Sigma 150-600 Contemporary model? Do you need any other parts/accessories to make this part work in a standard arca gimbal? Is it possible to get more/ better photos to see this from various angles and how attachments and thread holes are laid out? I like using a black rapid strap as I move about and getting places with my tripod before setting up my lens on a gimbal. Having better photos would give me more confidence in making this purchase. Thanks.

A: This foot is not for the contemporary lens, only for the sports version. The sports version has a removable foot that separates from the collar.

Q: 6. How much does the ad100 weight with battery in?

A: Following unit comes in at 1.15 lbs.

Q: 7. What is the trick to getting the Godox Standard Reflector 7" to work on the Badger Unleashed?

A: The trick is in the naming semantics of the Godox 7" this reflectors. This one will work https://bhpho.to/2KaE4AN simple and easy. This one the Standard 7" has a grid standard sized 7" face but is not so standard on the mount as its for the AD600B and AD600BM https://bhpho.to/2PSvjya.

Q: 8. can it works with Nikon D850?

A: The AD100 Pro can be trigger from the Nikon D850 by using the Godox XProN TTL Wireless Flash Trigger for Nikon Cameras, BH # GOXPRON https://bhpho.to/3brwkVM

Q: 9. Does the 100 Pro have the magnetic round head? Meaning, does it work with the Godox AK-R1 modifier kit?

A: Yes, the Godox AD100 Pro can accept magnetic accessories like those in the Godox AK-R1 Kit.

Q: 10. Can the two safety stop screws at the bottom of the Sigma TS-81 Lens Foot be removed?

A: The safety stopper screws on the Sigma TS-81 Lens Foot for 150-600mm f/5-6.3 DG OS HSM Sport Lens are not removable.