Model RT-4A is used to determine the
estimate age and growth of a fish. The large film carrier has the great advantage to accept
large no. of specimen at a one time . It is very convenient to position the specimen with
carrier guide adopted to hand motion fulfilling the strictest ergonomic requirements. It is
supplied with high resolution multilayer coated “EVITAR” objective 21x replaceable with
“EVITAR” Objective 42x (Optional) Equipped with halogen lamp 12V/100W having cold
parabolic mirror and various condenser for perfect light distribution and brilliant screen
A3 Size (297x420 mm) Projection.
Supplied with dust cover and packed in a card board box.
Also supplied with MICROMETER SCALE FOR measurement.