Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11AM Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enjoy Extended Returns thru Feb 1, 2017!
You have until Feb 1, 2017 to return or exchange items purchased between Nov 1, 2016 and Jan 1, 2017. All other standard return policy conditions apply.
Enter new zip code to refresh estimated delivery time.
Compatible with cameras featuring 1/3" image sensors and a CS mount, the CS-Mount 8-50mm Varifocal DC Auto Iris Lens from Tamron incorporates an aspherical, XLD (Extra Low Dispersion) lens element and advanced optical design technology that delivers high-quality images. The optimized focus lock screws ensure that the object being captured is not distorted. With a focal length of 8 to 50mm, the lens covers standard telescopic ranges.
High level of optical performance that offers 3MP compatibility
Use of an aspherical element, XLD (Extra Low Dispersion) lens, and advanced optical design technology delivers high-quality images
3MP / Full HD 1080p resolution for visible light range
Delivers f/1.6 (wide) and f/2.0 (tele) levels of brightness
XLD lens (Extra Low Dispersion) lens element delivers even lower dispersion than existing LD (Low Dispersion) lenses using a special glass material with a low dispersion close to that of fluorite lenses
Delivers megapixel image quality from the near visible to IR spectrums
8 to 50mm focal length covers standard telescopic ranges
Reduction in chromatic aberration for images with almost no color smear
Advanced design analysis techniques have been used to prevent reflections occurring on the lens surface, which affects image quality, while multiple-layer coating helps to produce clear images with minimal lens flare and ghosting
High-precision, high-quality structure designed to eliminate image degradation such as image displacement and one-sided blur
In the Box
Tamron CS-Mount 8-50mm Varifocal DC Auto Iris Lens
Limited 6-Year Warranty
Table of Contents
1/3" (Applicable for 1/2.7 and 1/2.8")
8 to 50 mm
f/1.6 to 360
Field of View
Wide: 33.5 x 25.1° Tele: 5.6 x 4.2°
0.98' (0.30 m) to infinity (wide)
Focus: Manual with Lock Screw Zoom: Manual with Lock Screw Iris: DC Auto iris
Visible light to near infrared
Back Focus (in air)
Iris Operating Voltage: Open: 4 V Close: 0.5 V
Driving Current: 95 mA per phase
-4 to 140°F (-20 to +60°C)
Dimensions (Ø x L)
1.73 x 2.89" (44.00 x 73.50 mm)
Overall Height: 2.4" (62.1 mm)