The Pentax interchangeable lens system provides a complete line of high-quality lenses to satisfy your every creative need. Offering a wide range of focal lengths, functions and effects for different formats, Pentax lenses are designed to maximize each camera's capabilities.

• Only 1.5 inches and 7.8 ounces
• 47 degree angle of view
• Fixed 50mm focal length
• Fully automatic diaphragm
• Lens construction of 6 elements in 5 groups

Manufacturer: Pentax

The high performance telephoto zoom lens is ideal for digital SLR cameras. This lens has two SLD glass elements in the front lens group and one in the rear lens group It is able to shoot with maximum magnification 1: 2 at the focal length of 300 mm. It's the ideal lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range.

• Optimized for use with digital SLR cameras
• Multi-layer lens coating and lens design reduces flare and ghosting
• Minimum focusing distance is 37.4 inches at all zoom settings
• Features 14 lens elements in 10 Groups
• High-performance lens ideal for portraits, sports photography, nature photography

Manufacturer: SIGMA

This high performance L-series telephoto zoom lens ensures excellent image quality for every photographic situation and milieu. Filter Diameter - 67mm Lens Construction - 16 elements in 13 groups Minimum Aperture - f/32 Focus Drive - Ultrasonic 76mm x 172mm 705g

• 70-200mm telephoto zoom lens with f/4 maximum aperture for Canon SLR cameras
• Inner focusing system and ring-type ultra-sonic monitor for quick and quiet autofocusing
• Compatible with same tripod collar (sold separately) as EF 300mm f/4L USM lens
• 3.9-foot close-focusing distance; supports use of circular polarizing filter
• Measures 3 inches in diameter and 6.8 inches long; weighs 25 ounces; 1-year warranty

Manufacturer: Canon

The AF 75-300 f/4-5.6 extended-range zoom lens offers true telephoto capability ideal for a variety of applications including sports and wildlife shooting. The lens also features the capability to provide beautifully blurred background to high light the main subject in portraiture, or "compression effects" that make the most of the telephoto lens.

• For Canon EOS SLR cameras
• Offers true telephoto capability
• Ideal for a variety of applications including sports and wildlife shooting

Manufacturer: Tamron

Designed for Canon Powershot G7 digital camera / 0.7x wide angle imaging / Requires LA-DC58B Conversion Lens Adapter (Sold Separately)

• Compatible with the Powershot G7 digital camera
• Requires conversion lens adapter (LA-DC58H)
• Fits 26.3mm lens diameter

Manufacturer: Canon Cameras US

Canon offers one of the finest telephoto zoom lenses in the EF line, comparable to a single focal length lens. It has four UD-glass elements to correct chromatic aberrations. Its constant f/2.8 maximum aperture and superb image quality make it one of the most popular professional SLR lenses in the world.

• EF mount; telephoto zoom lens
• Ultra-low Dispersion glass; inner focusing; full-time manual focus
• 70-200mm focal length
• f2.8 constant maximum aperture
• UltraSonic Motor (USM)

Manufacturer: Canon

This versatile, high-power 7.5x Zoom-Nikkor lens features Nikon Extra-Low Dispersion (ED) glass element, which delivers superior optical performance. ED glass minimizes chromatic aberrations, contributing to superb contrast and resolution performance. Internal Focus (IF) provides fast and quiet auto focusing without changing the length of the lens, retaining subject-working distance through the ...

• f/3.5-5.6G AF-S DX Zoom-Nikkor ED lens with 35mm equivalent of 28-200mm
• Silent Wave Motor for fast, quiet focusing
• ED (Extra-low Dispersion) glass lens element for maximum sharpness and contrast
• two aspherical lens elements
• minimum focus distance: 1.5 ft.

Manufacturer: Nikon

This ultra-wide fisheye lens presents a 180 degree angle of viewing, permitting a variety of intriguing effects. The wide depth of field expands the possibilities even more. A minimum focusing distance of only 20 cm gives new meaning to close-up shots. Weight - 330 grams Built-in lens hood

• 15mm fisheye lens with f/2.8 maximum aperture for Canon SLR cameras
• Ultra-wide 180-degree angle of view for capturing entire scene
• Minimum focusing distance of 8 inches for enhanced close-up shots
• Built-in filter holder accommodates up to 3 gel filters at once
• Measures 2.9 inches in diameter and 2.4 inches long; weighs 11.6 ounces

Manufacturer: Canon

A compact zoom lens that brings you closer to action and portrait subjects. This compact, lightweight 4X zoom lens is a great value and an ideal choice for covering outdoor activities and sports action, even in large stadium locations. Its wide zoom range handles both middle-ground subjects and portraits shot from a relaxing distance, so people won't be nervous even captures intimate details and ...

• 75-300mm telephoto zoom lens with f/4.5-5.6 maximum aperture for Alpha digital SLR cameras
• Ideal for taking close-up portraits and sports action without making subject nervous
• Gives light sources a pleasing circular defocused effect in the background for better results
• Minimum focusing distance of 4 feet, 11 inches; 7 aperture blades; 55mm filter diameter
• Measures 2.81 inches in diameter and 4.81 inches long; weighs 1 pound, 2 ounces

Manufacturer: Sony

The fast, wide-angle to medium telephoto AF-S zoom lens from Nikon is optimized for edge-to-edge sharpness on both the Nikon FX (23.9 x 36mm) and DX-format image sensors, with focus as close as 10.8 inches at the 24 mm. setting. Enhanced optical formulas, engineered to produce exceptional sharpness, contrast and color, render outstanding image integrity, while two ED (Extra-low Dispersion) ...

• Ultra wide-angle AF-S zoom lens for edge-to-edge sharpness on both the Nikon FX and DX format image sensors
• Enhanced optical formulas render outstanding image integrity
• Focus as close as 10.8 inches at the 24mm setting
• Nikon's Silent Wave Motor (SWM) enables ultra high-speed autofocusing
• Internal Focus (IF) provides fast and quiet autofocusing without changing the length of the lens

Manufacturer: Nikon