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Key features:

• Focal length: 70-300mm
• Aperture range: f/4.5-6.3 to f/32
• Nikon F-mount lens
• DX format
• One extra-low dispersion element
• Super integrated coating
• Pulse stepping motor AF system
• Nikon VR Image Stabilization
• M/A mode and pulse motor
• Rounded 7-blade diaphragm

Key features:

• Focal length: 70 – 300mm
• Aperture range: f/4.5-6.3 to f/32
• F-Mount Lens/DX Format
• 105-450mm (35mm Equivalent)
• One Extra-Low Dispersion Element
• Pulse Stepping Motor AF System
• Access lens settings in camera menu
• Rounded 7-blade diaphragm

Key features:

• Focal length: 23mm (35mm equivalent)
• Aperture range: f/2-16
• X-mount lens
• CMOS size image sensor
• Ten lens elements in six groups
• Super EBC lens coating reduces flare and ghosting
• Fast and silent autofocus
• Physical aperture ring
• Rounded 9-blade diaphragm
• Weather and dust resistant

Key features:

• Focal length: 20mm
• Aperture range: f/1.7-16
• Durable Micro Four Thirds metal mount
• Extremely bright F1.7 optical performance 
• Two aspherical lenses 
• 7 rounded diaphragm blades
• 7 elements in 5 groups lens construction
• Multi-coated lens elements reduce ghosts and flaring

Key features:

• 2-way, 3-speaker bass-reflex system
• 4" Foamed-Mica Cellular Reinforced Woofer 
• 1" Polyester Main Tweeter
• 6 ohm Speaker Impedance Optimized Crossover componentry for a clear audio path
• 145 W Maximum Input Power

Key features:

• EF Mount Teleconverter
• 2.0x Magnification Factor
• Microcomputer Controlled
• Communication Between Lens & Camera
• Spectra Coating Reduces Ghosting/ Flare
• Protective Fluorine Coating
• Dust and Water Resistant
• Compatible with Select EF Mount Lenses

Key features:

• Focal length: 42.5mm
• Aperture range: f/1.7-22
• Micro Four Thirds lens
• One aspherical element
• Stepping AF motor, internal focus
• Power optical image stabilizer
• Rounded 7-blade diaphragm

Key features:

• Focal length: 30mm
• Aperture range: f/2.8-22
• Micro Four Thirds lens
• One aspherical element
• Multi-layer coating
• Stepping AF motor, internal focus
• MEGA optical image stabilizer
• 1:1 maximum magnification
• 4.1-inch minimum focusing distance
• Rounded 7-blade diaphragm

Key features:

• 640 x 480 VGA Camera/CMOS Sensor
• Monocular Head
• 4x / 15x / 30x Objectives
• 10-20x Zoom Eyepiece
• 40-600x Magnification
• Fully Coated Optics
• Coarse Focusing
• Top & Bottom LED Illuminator
• 2.9 x 2.8" Stage with Metal Clips

Key features:

• Rapid 90° center column mechanism
• Leg angle selectors
• Easy Link connector can support photo and video accessory
• Fast, strong Quick Power Lock system
• Attaches by 3/8" attachment type mount
• Built-in bubble level
• Friction control
• Aluminum construction

Key features:

• Focal length: 20mm 
• Aperture range: f/2.8-16
• Sony E-mount
• APS-C format
• Three aspherical lens elements
• Internal stepping motor
• 7-blade circular aperture
• Direct Manual Focus
• 7.8-inch (0.2 m) minimum focus distance
• Ultra-compact, sleek aluminum design

Key features:

• Focal length: 50mm
• Aperture range: f/1.4-16
• Nikon F mount lens/FX format
• Super integrated lens coating
• Minimum focus distance: 1.5 feet
• Rounded 9-blade diaphragm
• Silent wave motor AF system
• M/A modes for effortless switch from autofocus to manual
• Incredibly rich image contrast and true color fidelity
• Smooth and silent focus with minimal mechanical movement

Key features:

• 20-200x Magnification
• Mac/Windows Compatible
• USB 2.0 Powered
• No eyepiece but camera sensor
• 5MP Digital Photo/Video
• Image Capture/Organization Software
• LED Top Illumination

Key features:

• Compatible with Alpha SLT-A99 DSLR Camera
• Dedicated vertical grip when shooting vertically
• Use up to three batteries to triple the battery performance
• Replace batteries in grip without powering off the camera
• Remaining battery power displayed in camera's LCD monitor
• Dust and moisture resistant design

Key features:

• Focal length: 52.5mm
• Aperture range: f/1.8-22
• Sony E-mount lens for NEX cameras
• APS-C format sensor
• Optical SteadyShot image stabilization
• Extra-low dispersion glass 
• 2 aspherical lens elements
• Internal focusing
• High speed, quiet linear focusing motor
• Circular aperture

Key features:

• 1080p upscaling via HDMI output
• Multi-brand TV remote control
• Multi-format DVD and CD media playback
• Fast and slow playback with sound
• Multi disc resume
• Precision Cinema Progressive technology
• Dolby Digital and DTS coaxial digital output
• Compact design to fit any room in the house
• Child lock tray
• EnergyStar compliant

Key features:

• Manual mount
• Ball bearings in both axis
• Able to accurately locate and track sky objects. 
• Heavy-duty pre-assembled stainless steel tripod
• Center brace/accessory tray
• 7 lbs and 4 lbs counterweights
• Telescope is comparably light​

Key features:

Key features:

• Includes 3 40.5mm Lens Filters
• 1 Ultraviolet Filter
• 1 Circular Polarizer Filter
• 1 Neutral Density Filter
• Storage Sleeve Included

Key features:

• 15 mm Kellner eyepiece for a wider field of view
• 9 mm Kellner eyepiece for higher power
• #80A Blue Planetary Filter especially good for viewing Jupiter and Saturn
• #25 Red Planetary Filter especially good for viewing the contrast between the Martian surface and the dark Marias
• Moon Filter to dampen the Moon's brightness so that more contrast and greater detail can be seen
• Hard Plastic carrying case with fitted cut foam inside to protect the eyepieces and filters

Key features:

• Compatible with Canon LV-5210 and LV-5220 LCD projector
• Powerful 200 Watt UHP lamp
• OEM design with original bulb and housing
• 2000-hour life expectancy to last years to come
• Generic replacement unit for your projector

Key features:

• 5X magnification
• Ten-millimeter objective diameter
• Two-millimeter exit pupil
• 7.0 twilight factor
• 300-foot field of view at 1,000 yards
• 13-foot close focus
• +/- 4.0 dpt diopter range
• 16.5-millimeter eye relief
• Weather-proof housing sealed against water spray
• -4 to 104 degrees Fahrenheit functional temperature range

Key features:

• Horizontal handle grip control gives you fast adjustments
• Friction control lets you regulate the locking power mechanism
• Magnesium construction keeps your tripod head lightweight
• Built-in bubble spirit level to give you added accuracy
• Quick release camera plate for your safety
• Unblock, move, position and lock your camera with one hand
• Revolutionary grip handle design with ball lock lever
• Load capacity of 11 lbs.

Key features:

• Focal Length: 50mm
• Aperture Range: f/1.4
• EF Mount Lens
• Full-Frame Format
• Gaussian Optics Eliminate Astigmatism
• Ultrasonic Autofocus Motor
• Manual Focus Override
• Two High Refraction Lens Elements
• 58mm filter thread diameter