Super Wide Fisheye Lens for P0.5/M12

entaniya lens

Angles of view of Entaniya fisheye lenses are 220°, 250° and 280°.
These lenses can overwhelmingly capture even what's diagonally behind the camera.


Entaniya Fisheye 220

With the brightness of F2.0, it's the brightest lens in Entaniya Fisheye series and therefore is very suitable for shooting indoors and in dark places.
F/2.0 FOV:220(H:220°/V: 195°)
※1/2.3"sensor size aspect:4:3


Entaniya Fisheye 250

As it has been designed to make the best use of sensor size 1/2.3", it's a very well-balanced lens.
F/2.8 FOV:250(H:250°/V: 195°)
※1/2.3"sensor size aspect:4:3


Entaniya Fisheye 280

It has one of the widest angles of view of all lenses in the world. It has been designed to fit into 4 : 3 image circle.
F/2.8 FOV:280(H:280°/V: 280°)
※1/2.3"sensor size aspect:4:3

Practical use cases of Entaniya Fisheye lenses.


The lenses are used for various genres, such as for shooting 360 with VR cameras and robots, and even for investigating cameras.
You can check the exclusive page about shooting with 360 VR camera products with Entaniya Fisheye installed.

Info about the lens attachment on cameras


Entaniya Fisheye lenses can be installed by modifying action cameras, such as a GoPro and xiomi Yi.We recommend to use modifying kit that the product is calledRIBCAGE of Back-Bone Gear Canada.You can also install the lens to GoPro without RIBCAGE.

Mounting confirmed cameras


In either mounting method, remodeling of the camera body is required. Please remodeling is carried out in self-responsibility.
Any trouble has occurred due to the remodeling, loss, also for damages, the Company does not assume any responsibility.

Entaniya Fisheye Specifications

(Mount Type : M12 P0.5)Made in Japan製

Name Entaniya Fisheye 220 Entaniya Fisheye 250 Entaniya Fisheye 280
FOV 220° 250° 280°
Projections 220
Equisolid angle
Image height Image Hight Image Hight Image Hight
184 184 184
Drawing image-1 image-1 image-1
MTF image-1 image-1 image-1
Ghosting 資料(pdf)
Focal length 1.34mm 1.38mm 1.07mm
Aperture ratio F/2.0 F/2.8 F/2.8
Lenses 10 Element Glass 11 Element Glass 12 Element Glass
Lens ED × 1 ED × 1 SHR × 2 ED × 1 SHR × 3
Mechanical back 2.3mm at INF 2.3mm at INF 2.42mm
Image circle
(h ×v)
1/2.3-inch:220°× 195°
1/2.3-inch:250°× 195°
1/2.3-inch:280°× 280°
AR coated
Manufactured Made in Japan(except:caps)
Weight 52g(without caps) 79g(without caps) 175g(without caps)
Tax-exclusive price 32,000 JPY 55,000 JPY 88,000 JPY
Product Images flickr flickr flickr
Manual Manual(pdf)
※If lenses are installed to the camera, camera must be modified.
※Although the lens is being assembled with extreme care, the lens renders out-of-focus points of light for qualitative reasons. The cause of this kind of situation is an installation screw, a problem of the CMOS sensor as well as lens in various ways, so in those cases, please slant and adjust the screw or CMOS sensor.
※When shooting in backlit conditions under the sun or other strong light source, some flare and ghosting occur due to the characteristics of the super wide-angle lens.
※The lens system is designed with a delicate design in order to realize a super wide-angle. But the design is not assumed the situation such as sports to increase continuous vibration, rainproof, waterproof, the thing corresponding to the shock - and it could happen the gap of the focus, in the worst case, break the lens in itself and damage the aluminum materials. In that case, you might get injured, and it could connect for a fatal accident.
※When you fix it with a screw of φ12, please fix lens in itself and ensure the safety.
※When you use attached CS mount, scatter a screw lock to a screw, and close six screws at least, and install four points of security wires in order to insure the safety.
※As for further details, please read the manual which is attached to a lens system.
※Specifications and appearance may change without prior notice.