10X18 with 20X12 Loupe (both triplets) Options_USB to the non-expert Colour Grade

to the non-expert Colour Grade D will look exactly the same as Colour Grade J

it's doubly refractive

In testing it very thoroughly the acrylic dish and 'cage' have become scuffed

The most powerful for its size

Shine a torch through your finger

10X18 with 20X12 Loupe (both triplets) Options_USB to the non-expert Colour GradeSummary A 10X magnification lens folds out from on end (18mm diameter); 20X from the other end (12mm diameter). Too see reviews of loupes, click here and then scroll down to see the difference between this and an identical looking loupe at a fifth the price. Detail A 10X magnification lens folds out from on end (18mm diameter); 20X from the other end (12mm diameter). Best quality. I always say that a good quality 10X loupe is better than a 20X loupe