Er: Igwe ọkụ Laser Rangefinder XY-1535-04

XY-1535-04 bụ kọmpatlaser rangefindermaka ịlele anya nke 4kilometer na karịa na izi ezi karịa 2 mita. Dabere na laser diodepumped Er Glass laser, XY-1535-04 na-enye ọnụego nkwughachi ngwa ngwa nke 10 Hz, na-arụ ọrụ na ogologo anya anya nke 1535 nm, ọ na-ahụ anya dị ka klas laser 1m.
The 4km 1535nm Er:Glass rangefinder nwere ọtụtụ uru. Nke mbụ, ogologo ikuku laser ya bụ 1535nm. Ogologo ogologo nke a nwere obere mfu nnyefe na ikuku ma nwee ike nweta oke ogologo na nkenke dị elu. Nke abuo, Er:Glass rangefinder nwere oke ziri ezi na nkwụsi ike, nwere ike nweta usoro ziri ezi n'okpuru ọnọdụ gburugburu ebe obibi dị iche iche, yana dabara adaba maka ọnọdụ ngwa dị iche iche.
Na mgbakwunye, ebe dị anya 4km nwere ike gboo mkpa kachasị dị irè ma nwee atụmanya dị ukwuu nke ngwa, gụnyere nyocha, nyocha ala ala na mpaghara ndị ọzọ.