- Contact Person : Ms. Di Judy
- Company Name : Shanghai Shangyou Industry Development Co., Ltd.
- Tel : 86-21-6819 3926
- Fax : 86-21-2090 2861
- Address : Shanghai,Shanghai,Rm1806, Building C, No.526, Nianjiabang Rd, Pudong district.
- Country/Region : China
- Zip : 201318
Fresnel Magnifier
Magnifier card
Descriptions:
The Fresnel magnifying glass, this is a ultrathin magnifying glass. Use made of PVC Fresnel magnifying glass, the smallest thickness can be in 0.45 mm to 0.90 mm, with general magnifying glass is different, its surface was full of tiny stripe, in its spiral shape fringe contains a lot of convex lens (referred to as the "circular ring), make through its light bending which produce diffraction phenomenon, thus forming the image of amplification. The characteristics of Fresnel lens is better than ordinary lens high brightness and the surface level off, the radiation area is big also. Ordinary concave and convex lens its diameter is very limited, and the magnifying glass in this field Fresnel played a very good role, to the ordinary lens can not achieve effect. And now to make the Fresnel magnifying glass thickness is only 0.45 mm, they carry, in fact the main role is to reduce the traditional magnifying glass create common organic glass, a magnifying glass weight and volume.
Features:
Purpose: character name card, advertising gifts, promotional gifts, used to read the small print, newspapers, the phone book, maps, charts, etc.
Specifications:
Material: food grade PVC
Product size: 85*55*0.5 mm
Magnification: 3X
Product Weight: 3g
Package included:
1 x Plastic protective bag
Packaging Details:
500pcs/Inner box
Box size: 19*16.5*6.3cm
G.W.: 1.7kgs
2500pcs/Carton
Carton size: 37x21x19 cm
Carton CBM: 0.015m3
N.W. / G.W: 7.5/8.5kgs
Fresnel Magnifier