Compare Samyang 10mm F2.8 ED AS NCS CS vs Samyang 7.5mm F3.5 UMC Fisheye
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
APS-C
MFT
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Lens Mount
Canon EF-M-mount, Canon EF-mount, Micro Four Thirds-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Micro Four Thirds-mount
Optical Formula | Elements
14 elements
9 elements
Optical Formula | Groups
10 groups
7 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
Dimensions
Size | Diameter
86 mm / 3.39 in
60 mm / 2.36 in
Size | Length
77 mm / 3.03 in
48 mm / 1.89 in
Weight
580 g / 20.49 oz
197 g / 6.96 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
180° Diagonal (fisheye)
Aperture
f/2.8 ~ f/22
f/3.5 ~ f/22
Autofocus
No
No
Crop Factor
1.5
2.0
Focal Length
10 mm
7.5 mm
Focal Length (35mm Equivalent)
15.0 mm
15.0 mm
Image Stabilization
No
No
Weather Resistance
No
Performance
Min Focus Distance
250 mm / 9.84 in
90 mm / 3.54 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens Hood: Built-in petal-type hood (supplied)
Debut
2013-12-06
2011-09-05
Reviews
Neofiliac score
40%
50%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Very light and compact
- 180° FOV
Cons
- Lacks front filter thread
- Lacks front filter thread
- Lacks weather sealing
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