There is a velvet cloth inside, which does not scratch the film. (Note: 4X5 film holder do not have velvet cloth.). Insert the two feet at the bottom of the film holder into the corresponding card slots of the film viewer light box, then press down the film holder and fasten it on the film viewer light box.
eBay
Set of 35mm film /135 slide holders suitable for use with Digitnow scanners. 1x 35mm film holder（Negative holder）, 1x 135mm Slide holder(Positive holder).
eBay
【Versatile Compatibility】Supports standard 5x5cm slide films with both plastic and paper holders, making it easy to display your favorite reversal slides. 【Design】Inspired by the classic computer, this film viewer features a unique and collectible look that adds nostalgic charm to any space.
eBay
【Versatile Compatibility】Supports standard 5x5cm slide films with both plastic and paper holders, making it easy to display your favorite reversal slides. 【Design】Inspired by the classic computer, this film viewer features a unique and collectible look that adds nostalgic charm to any space.
eBay
Vintage Boots 4000 TL Slide Viewer Compatible with 2"x2" Slides, Boxed
eBay
eBay
(Convenient battery operation allows you to view old slides anywhere. 1 x Slide Viewer).
eBay
Kenro 2x Slide Viewer #KNSVX2- LED Bulb for 35mm Slides. Simply insert 2 AA batteries (not included), insert your slide, push down on the slide to engage the light trigger, and look through the magnifying lens to view.
eBay