Second focal plane
The reticle retains its apparent size as magnification changes.
OPTICAL RIFLESCOPE
PRECISION ED 4.5–27×56
4.5–27×56 · SFP IR · 34 mm tube
Find your focus.
Keep the detail.
PRECISION ED 4.5–27×56 combines a 4.5–27× magnification range with an illuminated second focal plane reticle and a 34 mm tube.
KECK · CREATING VALUE FOR USERSPRECISION ED 4.5–27×56
4.5–27×MAGNIFICATION
COATEDOPTICAL SYSTEM
SFPRETICLE
34 mmTUBE DIAMETER
01 / PRODUCT OVERVIEW
Optical detail.
Considered control.
PRECISION ED 4.5–27×56 combines a 4.5–27× magnification range with an illuminated second focal plane reticle and a 34 mm tube.
The optical configuration, reticle and mechanical controls are presented together below so that the differences between models are clear.
Discuss this model02 / KEY FEATURES
PRECISION ED 4.5–27×56
The defining features.
Fully multi-coated optics
The fully multi-coated lens system reduces surface reflections and supports a bright, clear image.
T6063 aluminium construction
The aluminium body brings the optical system and mechanical controls together in a rigid housing.
Internal fog prevention
Nitrogen filling helps limit internal moisture and fogging when temperatures change.
03 / DESIGN DETAILS
OPTICS & VIEWING
The optical configuration.
Magnification: 4.5-27×. The lens coatings and optical layout are designed for a clear view across the magnification range. Extra-low dispersion glass helps control colour fringing at high-contrast edges.
- Magnification
- 4.5-27×
- Field of view
- 3.43°-0.57°
- Light transmission
- 91%
CONTROLS & CONSTRUCTION
Designed around the detail.
The optical and mechanical specifications define the configuration of this model. The specified adjustment increment is 0.1MRAD. Parallax is specified at 10yds-∞.
- Tube diameter
- 34 mm
- Click value
- 0.1MRAD
- Parallax adjustment
- 10yds-∞
- Body material
- T6063 aluminium alloy
04 / TECHNICAL SPECIFICATIONS
Every detail.
At a glance.
PRECISION ED 4.5–27×56
4.5–27×56 · SFP IR · 34 mm tube
Optics & viewing
| Magnification | 4.5-27× |
|---|---|
| Lens coatings | fully green multi coated |
| Ocular lens diameter | 38 mm |
| Field of view | 3.43°-0.57° |
| Exit Pupil | 8 mm - 1.33mm |
| Eye relief | 3.78"- 3.74",( 96 mm-95 mm) |
| Light transmission | 91% |
Construction & environment
| Tube diameter | 34 mm |
|---|---|
| Exterior Finish | Matte Black |
| Mounting Length | 200 mm |
| Length | 402 mm |
| Body material | T6063 aluminium alloy |
| Nitrogen filled | Yes |
| Water resistance | IPX7 |
Reticle & controls
| Reticle type | reticle |
|---|---|
| Diopter Adjustment | ±2.5 |
| Click value | 0.1MRAD |
| Max. elevation adjustment range (MIL) | 23.26MIL |
| Max. windage adjustment range (MIL) | 23.26MIL |
| Parallax adjustment | 10yds-∞ |
05 / INCLUDED WITH THE PRODUCT
In the box.
- Riflescope
- Instruction manual
- Sunshade
- Lens cleaning cloth
- Mounting rings