Aspheral Lens Aspherical lens Key Specifications/Special Features
58mm 2.0x tele lens for canon 450D,500D,550D 58mm for Canon 450D,550D,500D tele lens/ add-on lens Mount thread: 58mm Front filter thread thread: 62mm 2.0X Telephoto lens High-index/low-dispersio
diffraction grating Diffraction Gratings Holographic - Photo Ruled - Cut Eschell : 100 Lines or Less Advantages: Reproduction in Accuracy and Surface Quality Cost-eff
37mm Conversion Lens 37mm add-on lens telephoto lens and wide angle lens Mount thread: 37mm Front filter thread: 46mm 0.45x high-definition wide angle and 2.0x telephoto
Cylindrical Lens Cylindrical lens Key Specifications/Special Features
52mm wide angle lens 0.45x with macro 52mm 0.45x wide angle lens Mount thread: 52mm Front filter thread: 62/67mm 0.45x high definition wide angle lens High-index and low-dispersion optica
Achromatic Lens (Cemented Lens) Achromatic lens Material: Bk7 glass and ZF2(or ZF4) EFL: +/- 2% Diameter: +0, -0.18 Center thickness tolerance: +/- 0.20 Surface quality: 60-40 scrat
fisheye lens 180degree Fisheye Lens 180 degree with macro Features Jollystar Optics 58mm 0.25x lens is a fisheye conversion lens that attaches to the front of an existing
Prism Prism Key Specifications/Special Features: The prism detial
58 wide lens for Canon 450D 500D 58mm wide angle lens for Canon 450D,500D,550D 58mm conversion lens Mount thread: 58mm Front filter thread: 62/67mm 0.45x high definition wide angle l