Nikon FEP-20-60 Eyepiece for EDG Fieldscope
Original price was: ฿34,900.00.฿34,500.00Current price is: ฿34,500.00.
- Bayonet mount with lock for easy attachment and release
- Fully multilayer-coated
- Waterproof up to 2m for 10 min., and fog-free — thanks to O-rings and nitrogen gas (body-and-eyepiece joint is water-resistant)
- Turn-and-slide eyecup with three click stops: one for observing with the naked eye, one for observing with eyeglasses, and the other for digiscoping (except FEP-30W, FEP-25 LER and FEP-20-60)
- FEP-30W offers a choice of eyecup: soft rubber eyecup for observation and digiscoping eyecup for connection with Digital Camera Bracket FSB series
- FEP-25 LER has ultra-long 32.3mm eye relief
- FEP-20-60 featuring long eye relief of 18.4-16.5mm employs an aspherical lens to minimise image distortion
- Compact digital camera COOLPIX series can be attached to eyepiece of FEP series (except FEP-20-60) with Digital Camera Bracket FSB series
คำอธิบาย
|
Specifications |
FEP-20-60 |
|
Magnification (x)*1 |
20-60 |
|
Real field of view*1 (degree) |
2.2-1.1 |
|
Apparent field of view*2 (degree) |
42-60 |
|
Field of view at 1,000m*1 (m) |
38-19 |
|
Exit pupil*1 (mm) |
4.3-1.4 |
|
Relative brightness*1 |
18.5-2.0 |
|
Eye relief (mm) |
18.4-16.5 |
|
Outer diameter x length (mm) |
63×99 |
|
Weight (g) |
330 |
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