Reviews Manual Iris Lenses

Olympus VN-541PC Internal Memory Black dictaphone

Focal length: 12 to 40 millimeter, minimum focus distance 7.87 inches (20 centimeter ).
Dust proof, splash proof, and freeze proof construction. Lens construction: 14 elements in 9 groups (Aspherical ED lens, 2 Aspherical lenses, DSA lens, 2 ED lenses, HD lens, 2 HR lense).
Includes lens hood and pouch, filter size 62 millimeter, equipped with manual focus clutch mechanism.
Compatible with Olympus and Panasonic cameras.
Focal length: 12 to 40 millimeter, minimum focus distance 7.87 inches (20 centimeter).

LARGE VIEWING AREA: Allows faster target acquisition and engagement with reduced “tube effect”.
ADJUSTABLE BRIGHTNESS SETTINGS: Eight brightness settings with a mid-position “Off” feature.
SUPERIOR QUALITY GLASS LENSES: Multi-coated lenses provide superior clarity and light gathering capabilities with zero distortion and provide for a crisp dot reticle.
AIRCRAFT-GRADE ALUMINUM HOUSING: Forged 7075 housing and fully-sealed construction protects against the toughest elements. Hard-anodized.
INCLUDES: Lens covers at both the Ocular and Objective lens. An ARD Kill Flash protects you from unwanted glare. This model also includes the Full Co-Witness Quick Release Mount. Refer user manual for troubleshooting steps..

Professional-grade compound binocular with trinocular adapter, microscope with 2000x power.
10x and 20x eyepieces (10x with pointer).
4 fully achromatic objective lenses - 4x, 10x, 40x, 100x.
View specimens at 40x, 80x 100x, 200x, 400x, 800x, 1000x and 2000x magnification.
All-metal construction with fully mechanical stage and coaxial focus with coarse and fine focusing knobs.
Built-in, adjustable halogen lower illumination with Abbe condenser and iris diaphragm.

Autofocus system is compatible with select Nikon DSLRs that support D-type lenses and have an autofocus motor..
NOTE: THIS LENS WILL NOT AUTOFOCUS with D3000, D3100, D3200, D3300, D3400, D3500, D5000, D5100, D5200, D5300, D5500, D5600, D40, D40X AND D60. These cameras will only allow for manual focus with AF-D type lenses..
Great for travel and for shooting full-length portraits in available light.

Camera compatibility: Compatible with FX and DX format Nikon Z series mirrorless (on DX-format cameras, the lens has a field of view of 60mm).
Fast & quiet Autofocus: AF System greatly suppresses focus breathing to prevent angle-of-view shifts during recording: also allows for smooth iris adjustments with the click-less control ring to create a natural shift in brightness..
Custom control ring: Customize the way you shoot. Use it for precise manual focusing or to adjust aperature, ISO, or exposure compensation..
Beautiful background blur: The shallow depth of field of f/2 is enhandced by the lens’ 9 rounded blade diaphragm, creating a natural bokeh effect..

FITS IPHONE 6 PLUS and 6S PLUS models ONLY. DOES NOT FIT IPHONE 6 or 6S STANDARD. FOUR GREAT LENSES IN ONE KIT: Awesome mobile photography for back or front facing cameras. Includes 4 lenses - 12x zoom telephoto lens with manual focus ring, fisheye lens, macro lens and wide angle lens. Combine with your favorite apps to share photos instantly..
HIGH QUALITY ALUMINUM CONSTRUCTION: The lenses are made from aluminum to increase the durability of the product..
WIDE ANGLE AND MACRO LENSES IN A 2-IN-1 SET: These two small lenses are screwed together for easy storage. To use the wide angle, simply attach both lenses to the case provided. To use the macro lens, simply unscrew the wide angle lens.
UNIVERSAL PHONE HOLDER CAN BE USED WITH MULTIPLE DEVICES AND MOUNTS: The universal holder can be used with a variety of phones, not just the iPhone 6 Plus/6s Plus. It also features a standard tripod socket, so it can be used with most tripods and monopods, not just the one included in the kit..
TWO DIFFERENT TRIPOD USES: For use with the fisheye, macro and wide angle lenses: put your phone in the case provided, attach the lens you want to use, place it in the phone holder, and screw onto the tripod. To use with the telephoto lens: put your phone in the case provided, at....

Original Polaroid Format - easy to use - 60-day battery life - powerful flash - self-timer mode.
Bluetooth-connected app: full manual control - double exposure - light painting - noise trigger - and more!.
Standard & portrait lenses: you can switch between two different lenses. One for portraits so you can take a photo from 1ft to 3ft. The second is the standard lens: photos from 3ft to infinity..

Compatible with manual focus MFT (such as Rokinon) mount lenses on Sony E-mount mirrorless cameras.
Constructed from anodized aluminum for durability.
Quick and inexpensive way to adapt lenses to your camera.

Smooth surface for effortless mount,infinity focus allowed.The adapters are precision made to insure the perfect fit. Canon STM series lenses don't work with our EOS adapters..
Made of brass and aluminum (not plastic), anodized aluminum construction..
Compatible Cameras (Including, but not limited to): Olympus PEN E-P1, E-P2, E-P3, E-P5，E-PL1/s, E-PL2, E-PL3, E-PL5, E-PL6, E-PL7, E-PL8，E-PM1, E-PM2, PEN-F, Panasonic Lumix DMC-G1, G2, G3, G10, GX1, GH1, GH2, GF1, GF2, GF3, GF5, GH4, Panasonic AG-AF100 Mirrorless Digital Cameras, Black Magic Pocket Cinema Camera (BMPCC)..
As Canon's EOS lenses are electronically controlled，most Canon EF mount lenses do not feature a manual aperture ring，so when used on our EOS-M4/3, which is a full manual operation adapter ring, the aperture could not be transfered to the camera, it will stop down to its smallest f/stop by default..
Adapting full-frame lens to APS-frame or M4/3 frame camera， it will magnify the focal length by 1.6 on Canon, 1.5 on Nikon and Sony，2.0 on M4/3 camera.