lighting - How much light do I need for handheld product

I have a large-ish lightbox similar to . I would like to use it with a handheld camera. How do I go about calculateing how much light I need? I would like to use cheap continuous lights. Is ther

Ring Outdoor Smart Plug & Smart Lighting Bridge Kit

Innovative Lighting LED Portable Stern Navigation Light - 560-2112-7

TrueColor™ USB-Powered LED Light Bar - A Brighter and More Efficient Lighting Solution – CLEANLIFE

Micro Handheld and Button device – Home Light Therapy

Comfy Grip & Ultra Lightweight- Non-slip lightweight ergonomic handle weighs less than 3 oz, providing comfort for prolonged use, ideal for long reading time without tiring your hand. 3 Interchangeable Lenses - Alternate among 3 progressively stronger distortion free magnifying lenses on the fly with just a simple snatch so you can have the right magnification for any task.

Magnipros Magnifying Glass with Bright LED Lights- 2.5x, 5X, 16x Handheld Magnifying Glass with 3 Interchangeable Lenses-ideal for Seniors, Maps, Macu

Outdoor Color-Changing Linear Sign Light – Alcon Lighting 31024-RGBW

Sunco Lighting (Official Site): Recessed LED Lighting, 6 inch, Slim Gimbal, Selectable CCT, 900 Lumens

Brand: CONPEXFeatures: 【Lighting Area Covers 2 Basketball Courts】This camping light has 390 high performance lamp beads, 23000 lumens. The lighting

Conpex Led Camping Lights 23000 Lumens Telescoping Camping Light Tripod, night Fishing Lights for Bank Portable Outdoor Light with Stand Led Work

Liyadi RGB Handheld LED Light Wand Rechargeable Photography Light Stick 10 Lighting Modes 12 Brightness Levels 1000 Lumens 3200-5600k Color

Want to take your grilling to the next level? Nothing compares to a perfectly grilled barbecue. Making that perfect barbecue, however, is easier said than done. You need to have a good eye on how the meat looks to know if it's time to flip or if it's ready to serve.Without sufficient lighting, it’s difficult to find that right timing, especially at night.

Benicci Flexible LED BBQ Grill Lights Set of 2 - The Perfect Grilling Accessories Light with 360-Degree Magnetic Base and Gooseneck - 100% Portable

Good Earth Lighting Indoor/Outdoor Smart Wi-Fi Strip Light

Beamo Mini: portable led lights with magnetic back

Stylishly illumine your after-dark outdoor dining - while saving on your power bill - with Brightechs Solar Ambience LED S14 String Lights. These tech-savvy light sets (12 bulbs per strand) mimic the classic look of flickering, exposed filament bulbs without any of the high cost associated with incandescent lighting. The LED bulbs look warm yet stay cool. They never generate heat.

Brightech Ambience Pro LED String Lights