Sigma APO Tele Converter 1.4x and 2x are dedicated Tele Converter lenses, which should be used with listed lenses only. AF function of Pentax mounts cannot be used with SFX/SF7 cameras. Do not use the APO Tele Converter EX on top of another APO Tele Converter, or any other kinds of converters. Lens Compatibility Chart: NIKON AF 1.4X 2X o APO 120-300mm F2.8 EX IF HSM AF AF o APO 120-300mm F2.8 EX DG HSM AF AF o APO 70-200mm F2.8 EX HSM AF AF o APO 70-200mm F2.8 EX DG HSM AF AF o APO 300mm F2.8 EX HSM AF AF o APO 300mm F2.8 EX DG HSM AF AF o APO 300-800mm F5.6 EX IF HSM MF MF o APO 300-800mm F5.6 EX DG HSM MF MF o APO 80-400mm F4.5-5.6 EX OS MF MF o APO 80-400mm F4.5-5.6 EX DG OS MF MF o*3 APO 50-500mm F4-6.3 EX RF HSM MF MF o*3 APO 50-500mm F4-6.3 EX DG HSM MF MF o APO 100-300mm F4 EX IF HSM
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Return and Tax Policies
If you are not satisfied with your order and wish to initiate a return, please contact us via email@example.com. All returns must be accompanied with an RA number assigned by a Sixth Avenue Electronics Express representative. Products must be in Brand New condition, including the manufacturer's box with all included accessories. We will not accept any returns without the recorded serial numbers and upc numbers intact on the box. Returned items will be subject to a restocking fee of 5%-20% of the total price. Shipping price is not refundable. The buyer is responsible for shipping charges to return an item back to us. If an item arrives Damaged, please contact us immediately. We will file a claim with the shipper, and ship a replacement as soon as the claim is approved (between 1-6 business days). We hope items never arrived damaged, but unfortunately it does infrequently occur. We thank you in advance for working with us. Certain products are not eligible to be returned at all. Those include hygienic and personal care products (e.g shavers), a/v equipment, and special order products.
New Jersey residents are subject to sales tax.