retroreflector meter with rl measuring range

{"cid":"91200138","title":"Viewing angle 105 degrees Retroreflector Meter featuring RL measuring range 0 to 4000mcd M squared lx and complementary angle 124 degrees ideal for optical testing","imgUrl":"https:\/\/img.chinax.com\/nimg\/48\/91\/4c3772cdc652a317da9320facc81-200x200-1.jpg","attrs":{"Price":"3000-3500","Brand Name":"STP","Model Number":"STP-MR","Minimum Order Quantity":"1","Delivery Time":"7 days","Place of Origin":"CHINA","Certification":"CCC","Packaging Details":"inner box and master carton , 1pc per carton","Payment Terms":"T\/T","Supply Ability":"1000","Ambient temperature:":"-15\u2103~+60\u2103","Charger":"DC 8.4V","QD Measurement range (optional)":"0-400 Mcd\/ ( M\u00b2.lx)","Viewing angle":"1.05\u00b0","Working Time":"\uff1e72h","The complementary angle":"1.24\u00b0","Overall volume":"700mm X 135mm X 115mm","RL measuring range":"0-4000mcd\/ ( M\u00b2.lx)"}}

{"cid":"91200314","title":"1310\/1550nm IL RL Insertion Fiber Return Loss Tester High Precision","imgUrl":"https:\/\/img.chinax.com\/nimg\/4f\/31\/1f2c69d01c29f8cb3087cb8ae5a7-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"CLX","Model Number":"CLX-CH03","Minimum Order Quantity":"1 piece","Delivery Time":"5-8 work days","Place of Origin":"Guangdong,China","Payment Terms":"T\/T","Supply Ability":"50 piece\/week","Packaging Details":"33.5X26.5X23 cm,5.0kg,Cushions and cartons","Light source wavelength":"MM:850nm SM:1310\/1550nm","Calibration waveleng":"1310\/1550nm","Output stability":"0.02dB \/hour(@250C)","Power supply":"AC 90-260 V","Measurement range":"0~75dB","Measurement tolera":"\u00b10.4dB"}}