Reviews Focal Length

Canon EF 35mm f/2 IS USM Wide-Angle Lens

  • Focal length and maximum aperture: 35mm 1:2.
  • Lens construction: 10 elements in 8 groups.
  • Rear focusing system with USM focus adjustment.
  • Closest focusing distance: 0.24m/0.79 ft,Focal Length : 35mm Comparable APS-C 1.6x Focal Length: 56 mm.Lens Construction:10 elements in 8 groups.
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Sigma 50mm F1.4 Art DG HSM Lens for Nikon

  • 75mm equivalent focal length on APS-C cameras, 80mm equivalent focal length on Canon APS-C cameras.
  • Ring-type ultrasonic-type AF motor with full-time manual focusing.
  • 77mm filters. 77mm filters. 0.4m/15.7" minimum focus. Please use a USB dock for calibrating the focus.
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Astromania 1.25\ Extendable Camera Adapter - for Either Prime-Focus Or Eyepiece-Projection Astrophotography with Refractors or Reflector Telescopes - Threaded for Standard 1.25inch Astronomy Filters

  • ...ction adapter for 1.25-inch eyepieces of up to 38mm outside diameter, also can be used as a focal adapter with a T2 thread..
  • Two adapters in one: The projection and focal adapter consists of two parts - the projection part and the focal adapter. The projection part is used with an eyepiece for achieving a long focal length with small objects, e.g. for individual craters. Use the focal adapter without the use of an eyepiece so employing the focal length of your telescope - for taking photos of the entire Moon, gas nebula or galaxy..
  • Zooming into the night sky: Use the sliding rear part of the adapter to zoom - pull out to magnify the image - without needing to change your eyepiece. Connect this adapter to each telescope with a 1.25" eyepiece connection. You can use an eyepiece of any focal length - and you can achieve high-magnification images of lunar craters and planets. All you need is a T2 ring (Not Include) and a suitable camera with a bayonet connector..
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Nikon COOLPIX P1000 16.7 Digital Point and Shoot Camera + 128GB Memory + Case + Filters + Tripod + 3 Piece Filter Kit + More (24pc Bundle)

  • ...BSI CMOS Sensor ,EXPEED Image Processor ,ISO 100-6400 , 2.36m-Dot OLED EVF , 3.2 inch 921k-Dot Vari-Angle LCD Monitor ,4K UHD Video Recording , SnapBridge via Wi-Fi or Bluetooth ,Auto, Aperture, Shutter & Manual Mode.
  • 16MP backside illuminated CMOS sensor, features a built-in NIKKOR lens with a 35mm equivalent focal length range of 24-3000mm. You can zoom even further with 250x Dynamic Fine digital zoom, which will give you an equivalent focal length of 6000mm. Coupled with these extreme focal lengths is Nikon's Dual Detect Optical Vibration Reduction, which provides 5 stops of optical image stabilization and ensures your telephoto shots are crisp..
  • 125x Optical Zoom with Dual Detect Optical Vibration Reduction An absurd 24-3000mm (35mm equivalent) focal range means few, if any, objects are out of the reach of your lens. Zoom is further enhanced by Dynamic Fine digital zoom, which makes the maximum focal length a ridiculous 6000mm. Dual Detect Optical Vibration Reduction provides 5 stops of optical image stabilization so your handheld shots are crisp..
  • The P1000 features a slew of shooting modes that adjust settings for different scenarios like sunsets, fireworks, and portraits. The popular Moon Mode is great for shooting Earth's closest neighbor and th....
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Headband Magnifier Double Lens Head-Mounted Reading Magnifier Loupe Jewelry Visor Opitcal Glass Binocular Magnifier with Lens Magnification-1.5X 2X 2.5X 3.5X

  • 4 Replaceable Clarity Lenses - Optical glass lenses included 1.5X at 20" Focal Length/2.0X at 10" Focal Length/2.5X at 8" Focal Length/3.5X at 4" Focal Length..
  • Head-Mounted Design - The shell frame is made of lightweight, durable and impact resistant materials..
  • Comfort Headband - To easily fit your head and without discomfort. This hands free handband strap improves comfort when wearing..
  • Adjustable Headband - Visor can be tilted up and down as needed, and moved out of the way when no longer required. Can be worn over prescription glasses or safety goggles..
  • Variety Usage - Binocular headband magnifier provides hand-free magnification to meet different magnifying needs: jewelry-making, watch-making, needlework, artwork, electronic inspection, book-reading, print inspection, and stamp-collecting..
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VILTROX EF-EOS M2 Speed Booster 0.71x Lens Mount Adapter for Canon EF Mount Lens to Canon EF-M-Mount Camera EOS M M2 M6 M3 M5 M10 M100 M50

  • ... AUTO FOCUS & APERTURE CONTROL: Featuring a motor-driven iris and a gearbox, the adapter supports high-speed autofocus. You can also adjust the aperture of the lens by controlling the anon EOS M (EF-M Mount) camera..
  • 0.71x LENS MOUNT ADAPTER: The focal length of the lens will be shortened 0.71 times on the base of the original focal length, which means the focal length = focal length x 0.71 camera conversion rate. Built-in optical correction groups, making the effective focal length smaller and the shooting range wider..
  • EXIF TRANSMISSION: EF-EOS M2 lens adapter can transmit the EXIF signals to your camera, dramatically enhance its transmission performance..
  • SUPPORT FIRMWARE UPDATE: Equipped with a USB interface.Through continuous software updates, VILTROX will help users get a better shooting experience by fixing product bugs, adapting to the new EF lens, and providing more lens and camera combinations..
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Sony SELP18105G E PZ 18-105mm F4 G OSS , Black

  • High performance E mount lens with excellent contrast.
  • Minimum Focus Distance : 1.48 (Wide) 3.12 ft (Tele), Maximum Magnification ratio : 0.11x, Focal Length : 18 105 mm.
  • Versatile 27 158mm (35mm equiv.) zoom range. Angle of view (APS C): 76° 15°. Number of aperture blades are 7.
  • Constant F4 maximum aperture throughout the zoom range. Filter diameter (mm):72 mm.
  • It is recommended that you use a lens hood to reduce flare and ensure maximum image quality.Focal Length (mm) 11/16 4 1/8 35 mm equivalent focal length (APS C) 1 1/16 6 3/16 inches.
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Sony SEL16F28 16mm f/2.8 Wide-Angle Lens for NEX Series Cameras

  • Lens not Zoomable. Footnotes:"35 mm equivalent focal length (APS-C)" and "Angle of View (APS-C)" are with interchangeable lens digital camera....
  • Minimum Focus Distance : 0.8 ft (0.24 m).
  • Focal Length : 16 mm. Angle of View (APS-C)- 83°. 35 mm equivalent focal length (APS-C)- 24 mm.
  • Compatible with optional VCL-ECU1 ultra-wide converter and VCL-ECF1 fisheye converter.
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QWORK Headband Magnifier, Double Optical Lens Head-Mounted Reading Magnifier Hands Free Jeweler Loupe, 4 Replaceable Lenses for Reading, Repair (1.5X,2.0X,2.5X,3.5X)

  • 4 Replaceable Lenses: 1.5x 20" focal length / 2.0x 10" focal length / 2.5x 8" focal length / 3.5x 4" focal length, meeting your different magnification needs..
  • Comfortable to Wear: Adjustable headband makes the head more comfortable and tighter to wear. Lightweight material and soft breathable foam for comfort while operating..
  • Easy to Use: Two knobs on either side adjust the height of the magnifier to meet your viewing angle requirements. The visor can be tilted up and down as needed and moved out of the way when no longer needed..
  • Material: The housing frame is made of lightweight, durable and impact resistant materials, long term service..
  • Application: Perfect for jewelry work, reading, painting, repairing, sewing, soldering, jewelry making, needlework, arts and crafts and other hobbies..
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Tamron AF 70-200mm f/2.8 Di LD IF Macro Lens for Pentax and Samsung Digital SLR Cameras Model A001P

  • 105-300mm equivalent focal length on APS-C cameras, 112-320mm equivalent focal length on Canon APS-C cameras.
  • Micromotor-type AF motor without full-time manual focusing.
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VILTROX EF-EOS M2 Auto Focus Lens Adapter 0.71x Reducer Speed Booster for Canon EF Mount Lens to Canon EF-M Mount Mirrorless Camera EOS M M2 M3 M5 M6 M10 M50 M100

  • 【Compatibility】VILTROX EF-EOS M2 Speed Booster compatible with Canon EF Lens to Cano EF-M Mount mirrorless camera EOS M M2 M3 M5 M6 M6II M10 M50 M50II M100 M200..
  • 【0.71x Focal Length Reducer 】Built-in optical correction group, when using this adapter, the focal length of lens should be shortened x0.71 based on the original,that is equivalent focal length = focal length x 0.71x camera conversion rate,which make the effective focal length smaller and the shooting range wider..
  • 【Aperture increased by 1 stop】EF-EOS M2 Speed Booster can increase one stop aperture to blur the background and better highlight the theme..
  • 【Auto Focus & Aperture Control】EF-EOS M2 Speed Booster with steady, fast and smooth autofocus, let you easy to shoot in the face of fleeting beauty. You can also adjust the aperture of EF lens by control EOS M series camera body..
  • 【EXIF signal transmitting & IS Function】Cooper gold-plated contacts with great conductivity enhance the EXIF info. Transmission between lens and camera body. Built-in IS function, making your focus much more precise an....
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Nikon AF-S FX NIKKOR 200-500mm f/5.6E ED Vibration Reduction Zoom Lens with Auto Focus for Nikon DSLR Cameras (Renewed)

  • Fast f/2.8 constant aperture with an electromagnetic diaphragm.
  • Sensational image quality and sharpness with virtually no distortion, Focal Length Range : 24 to 70 millimeter.
  • Minimum Focus Distance : 35 to 50 millimeter focal length : 1.2 feet (0.38 meter) from focal plane.
  • 24, 28, 70 millimeter focal lengths : 1.3 feet (0.41 meter) from focal plane.
  • 88.0 millimeter maximum diameter x 154.5 millimeter (distance from camera lens mount flange).
  • 4 stops of Vibration Reduction for handheld and low light shooting, Nonstick glass makes it easier to wipe off water, dirt and smudges.
  • Evolution of Nikon's legendary 24 to 70 millimeter workhorse.Type:Fmount, Type E AF S lens with built in CPU and F mount.Lens Elements:20.
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Tamron Auto Focus 70-200mm f/2.8 Di LD IF Macro Lens for Canon Digital SLR Cameras Model A001E

  • 70-200mm focal length.Maximum Magnification Ratio 1:3,1 (f=200mm, MFD 0,95m).
  • 105-300mm equivalent focal length on APS-C cameras, 112-320mm equivalent focal length on Canon APS-C cameras.
  • Micromotor-type AF motor without full-time manual focusing.
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