20D, 78D, 90D, 90D LR Aspheric Lenses

1. All of lenses are made of glasses with multicoating
2. All are in good quality and at competitive price.
3. All lenses have gotten the FDA approval for our lenses.
4. Optium quality/price ratio, compared with Ocular and Volk

20D
Image Mag.: 2.97X
Laser Spot Mag. Factor: 0.34X
Static FOV: 50degree
Dynamic FOV:
Working Distance: 47mm
Clear Aperture: 48mm
Size: Dia.56mm X 20mm

78D
Image Mag.: 0.98X
Laser Spot Mag. Factor: 1.02X
Static FOV: 88degree
Dynamic FOV: 154degree
Working Distance: 7.0mm
Clear Aperture: 26.0mm
Size: Dia.31mm X 14mm

90D
Image Mag.: 0.75X
Laser Spot Mag. Factor: 1.34X
Static FOV: 94degree
Dynamic FOV: 153degree
Working Distance: 5.0mm
Clear Aperture: 18.0mm
Size: Dia.31mm X 20mm

90D PR
Image Mag.: 0.75X
Laser Spot Mag. Factor: 1.34X
Static FOV: 94degree
Dynamic FOV: 153degree
Working Distance: 5.0mm
Clear Aperture: 23.0mm
Size: Dia.26mm X 13mm

90D LR
Image Mag.: 0.75X
Laser Spot Mag. Factor:
Static FOV: 94degree
Dynamic FOV: 153degree
Working Distance: 5.0mm
Clear Aperture: 18.0mm
Size: Dia.28mm X 20mm

90D PR LR
Image Mag.: 0.75X
Laser Spot Mag. Factor:
Static FOV: 94degree
Dynamic FOV: 153degree
Working Distance: 5.0mm
Clear Aperture: 23.0mm
Size: Dia.34mm X 14mm