Standard female thread to fit a filter etc at the rear end and there is M49 thread for camera. This superb ultra wide angle eyepiece has 80 degree field of view. Very unique feature : underneath its soft rubber eyecup, there is a thread for a 49mm camera.
Field of view: 96m/1000m. Object lens diameter: 33mm. Material: ABS, Metal. Prism system: BAK4. Size: 109mm 33mm 32mm. We believe we can produce a positive outcome to any situation and will work hard to earn your praise.
Objective lens adopt multi-layer antireflection green film, with high transmittance, 30mm diameter, hood can be rotated and stretched, suitable for people wearing glasses or using under strong light. With our best regards to you!