TOPCON AT-B3A ລະດັບອັດຕະໂນມັດ (28X)
Telescope
Length: 214mm (8.42in.)
Magnification: 28X
Objective aperture: 36mm (1.42 in.)
Resolving power: 3.5”
Field of view (at 100m/328ft.): 1°25’ (2.5m / 8.2ft.)
Minimum focus: 0.2m (7.9 in.) from end of telescope
0.3m (1ft.) from instrument center
Image: Erect
Stadia constant: 0
Stadia ratio: 100
Focusing knob: 1-speed
Sighting aid: Peep Sight
Accuracy (1km double run leveling)
Without micrometer: 1.5mm (0.06 in.)
With micrometer: n/a
Compensator
Type: Pendulum compensator with magnetic damping system
Setting accuracy: 0.5"
Working range: ±15'
Circular level
Sensitivity: 10'/2mm
Horizontal circle
Diameter: 99mm (3.9in.)
Minimum division: 1°/ 1gon
General
Water resistance: IPX6 (IEC 60529:2001)
Operating temperature: -20~+50ºC (-4~+122°F)
Size
- Width: 122mm (4.8in.)
- Length: 214mm (8.4in.)
- Height: 140mm (5.51in.)
Weight: 1.5kg (3.3lbs.)
Included accessories:
- Auto Level AT-B3A
- Adjusting pins
- Cleaning cloth
- Lens cap
- User manual
- Hard carying case
Optional accessories:
- Myzox Aluminium Tripod
- Myzox Aluminium Stave
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ