Postcard-Size Fresnel - 4 X5 inches (135X95mm)

Postcard-Size Fresnel - 4 X5 inches (135X95mm)

Vendor

Ref: FRES-PCD

Regular price
£2.50
Sale price
£2.50
Regular price
Out of stock
Unit price
per 
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Summary

About 2.5X magnification. 0.5mm thick (thin enough to be cut with a knife), postcard-size, about 4 X 5 inches (more precisely, 35 X 95mm).

Comments

A good handy size, also just right to use as a bookmark. And if you decide it's too big, just cut it smaller with a knife.

Technical

Magnification / lens size in mm: About 2.5X, 35 X 95mm.

Field of view: vertically, about a third of a page (of a paperback book); horizontally, nearly the width of a page (about two newspaper columns).

Lens material: plastic

Origin / brand: imported by us from China.

Presentation: it comes in its own clear plastic wallet.

Further information

Everything you need to know about magnifiers and magnification.

See information about (and reviews of) loupes (small high-power folding jewellers' magnifiers).

See information about (and reviews of) binocular (head-worn) magnifiers- especially the surgeons-type.

See a guide to magnifiers for the partially-sighted.

See loupes with UV lights.

Video (electronic) magnifiers, video magnifiers compared.

Products: see pocket microscopes and phone microscopes, click here.

With most magnifiers* magnification and working distance are related. Download our Excel sheet, enter a magnification to see the resulting working distance, enter a working distance to see the resulting magnification.

* excluding surgeons-type, digital & phone magnifiers, and microscopes.