NiSi / Spherical Prime
NiSi Athena Prime
Full-frame primes with a 46mm image circle and consistent 80mm fronts. NiSi's optical brief emphasizes restrained focus breathing and soft bokeh transitions.
Representative lens illustration. Details simplified. Not to scale.
01 / The lens
Optical Profile
- Lens type
- Spherical Prime
- Focal range
- 14–135mm
- Max. aperture
- T1.9 core; 14mm T2.4 / 18mm and 135mm T2.2
- Coverage
- Super 35 / Full Frame
Full Frame; 46mm image circle. Confirm the intended sensor mode and mount-specific version.
- Mounts
- PL / RF / E / L / G
- Image circle
- 46 mm
GLM sourcing
Ask GLM about sourcingGLM can use this profile as a starting point for lens strategy, sourcing, or adjacent package recommendations.
GLM editorial assessment
Rendering notes
These are qualitative selection notes. Evaluate the exact lens version, focal length and aperture on your intended camera.
Use cases
- Compact full-frame narrative packages
- Focus moves where breathing is a concern
Tradeoffs to test
- The widest and longest focal lengths are slower than T1.9.
- Weight and filter access vary by mount.
02 / Before the shoot
Plan a lens test
Test the focal lengths and apertures you expect to use. Check the center and edges, move a light across frame, and pull focus through your planned working distances. Include skin tones and the lighting conditions from your shoot.
03 / Further reading
Sources
Consult the original documentation for the specific focal length, mount and lens version. GLM's rendering notes and use cases are editorial interpretation.