The laser rangefinder modules LRF 6019, LRF 6042 and LRF 7047 are equipped with a 1550 nm laser for distance measurement and with an optional 830 nm laser pointer. The pointer is built directly into the laser measuring system and uses the same fiber and optics as the 1550 nm laser. First, let's clarify what VR, SR, DR, FR, LR, ER, and ZR stand for, so that we can understand and identify them: VR (Very Short Range): Transmission distance usually 0~100 meters, using multimode fiber for short data center connections. o Distance: Up to 300 meters over. An optical module is a typically hot-pluggable optical transceiver used in high-bandwidth data communications applications. Let us have a look into some of this in detail. SFP-10G-SR vs SFP-10G-LR vs SFP-10G-LRM vs SFP-10G-ER vs SFP-10G- ZR is the most common scene abbreviations in. Linear Receive Optics (LRO) and Linear Pluggable Optics (LPO) are 2 key solutions that engineers building AI infrastructure are exploring to reduce the power from network equipment.