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2005

TONGYI OPTICAL

Magnifying Lens (TY-150)

Magnifying lens or optical lensMaterial: BK7, B270double convex or plano convex, concave conve, cylinder, prism lens.diameter: 1
Reading Glass

Reading glass
Frame material: PC
Lens material: AC
Power range: +100 to +400
Transparent case available
Printing Logo is possible
Reading Glass

Reading glass
Frame Material: PC or Metal
Lens maerial: AC
Lens power: +100, +150, +200, +250, +300
Case is available for choice.
magnifying card sheet

Card sheet magnifier Material: PVC
Magnifying times: 3
Size: 85x55x0.50mm 120x40x0.50mm 160x35x0.50mm
Cleaning kit

CLEANING KIT SET A
1 Spray cleaner 20ml PET
1 Cleaning cloth 15x9cm
1 Screw driver
1 PVC pouch
1.56 photochromic lens

.56 PHOTOCHROMIC LENS GREY AND BROWN
Diameter: 65/70mm
Power: 0.00 to +/-6.00/-2.00
Material: LG CHEMICAL
Color: Grey and brown
Real Index: 1.55
Abbe Value: 39
Specific Gravity: 1.15
UV: 380NM
Darkening: 75% after 30 seconds
85% after 60 seconds
Fading time: 10 minutes
Transmittance: Gray 15% to 85%
Brown 14% to 85%
1.56 Round top photochromic 70/28mm 1.56 Blend top photochromic 70/2
Cr-39 Lens 1.49/1.56/1.61

CR39 1.49, 65/70
1.56 lens, 70
1.61 lens, 70
CR39 Round top 65/28. 70/28
CR39 Blend top 70/28
CR39 Flat top 70/28
CR39 Progressive lens
reading glass

reading glass Frame material: PC Lens material: AC power range: +100 to +400 Transparent case available Printing Logo is possible

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