The Black Backing for 33" Premio Shoot-Through Umbrella from Phottix fits over the open side of the umbrella and blocks transmission of light resulting in approximately 2 stops of neutral-colored, reflected output. With the black backing installed, the convex white part of the umbrella is pointed at the subject like a softbox, yielding slightly snappier contrast than traditional bounce umbrellas

Blocks Light Transmission    Approx. 2 Stops More Reflected Light    Fits Over Open Side of Umbrella

Related Questions and Answers

Q: 1. Is there a way to mount a GoPro on this ring light? If so, what adapter is needed?

A: Being that this ringlight has a 1/4-20" thread on its base, the Revo Tripod Adapter with 1/4"-20 for GoPro, BH # RETPMGP can allow a GoPro to be attached behind the ringlight. https://bhpho.to/3ipWdeG

Q: 2. What third-party D-tap cable is needed to power from a large camera? Nothing is listed in the Accessories pane.

A: A compatible cable would be the Laird Digital Cinema 12 VDC Anton Bauer D-Tap to 2.1mm DC Plug Coiled Power Cable (1 to 3') B&H # LAABPWR1301.

Q: 3. Does Angler make a reflector cover in the 60 to 65 inch size for umbrellas?

A: Unfortuanately, the Angler Umbrella Reflector Cover is not available in the 60 to 65 inch size tor the larger umbrellas. You could instead order the Savage Bounce Panel for 65" Deep Translucent Umbrella. B&H# SAPURCOVBNC

Q: 4. Is there any way I can see this with an ipad attached to it?

A: The mount is made for a standard DSLR. You'll have to get an adapter.

Q: 5. What are the dimensions for the umbrella folded into the included carrying case?

A: The dimension of this umbrella folded down in its original case is 29.3 inches long x 5.5 inches wide.

Q: 6. Has the faulty connection between the light and tripod (as noted in the review) been fixed and or addressed by the manufacturer?

A: The following flaw has been addressed by the manufacturer and will be corrected.

Q: 7. Do batteries come with this light?

A: Unfortunately, the Ledgo Bi-Color Flood Shoot-Through LED Ring Light doesn't include batteries. The Smith-Victor NP-F750 Lithium-Ion Batteries and Dual Charger Bundle, BH# SM401669 would be compatible. https://bhpho.to/3KKwIRy

Q: 8. What is the shaft diameter on Profoto umbrellas?

A: All Profoto umbrellas use the standard 8mm umbrella shaft size.

Q: 9. Will the Sony NP-F570 L-Series batteries work with this?

A: Yes, you may use a Sony NP-F570 L-Series battery with the Ledgo Bi-Color Flood Shoot-Through LED Ring Light.

Q: 10. What is the front to back depth of this when it is open?

A: It is 14