Platte, 1 ichthoffreie 



215 



Pol i turmesser 



flagstone. -, 1 ichthoffreie 

 non-halation plate, p. free 

 from halo. 



Platten, Ablenk- deflection plates, 

 deflector p. Auffang- target, col- 

 lector or impactor plates, dynodes 

 (in multiplier). Doppel- twin 

 plates, twin crystal, composite 

 c. , bi quartz. Strichkreuz- cross 

 wire plates, reticles, graticules 

 (telescope and other optical 

 instruments) . 



PI attenfördermechan i smus plate-feed 

 mechanism (in electron micro- 

 scope). 



plattenförmig laminar, laminated, 

 plate-like, p. shaped, lamellar, 

 lamelliform. 



Platten-geräusch (phonograph) 

 record noise, surface n. -halter 

 plate holder, -kr i stal 1 , Doppel - 

 divided plate crystal, bi quartz. 

 -lampe flat-plate (neon) lamp; 

 tube with center plate instead of 

 grid, -schlag disk wobble (of 

 phonograph recoj-d). -schnitt 

 plate contour, plate section (of 

 condenser, etc.). -spieler disk- 

 type phonograph or gramophone. 

 -staf fel n,61 as- (Michelson) 

 echelon diffraction grating spec- 

 troscope, -teller turntable (of 

 phonograph), -wechsler record 

 changer. 



Plattieren plating. 



Plattine plate, mill bar, slab. 



Platz, freier hole (in nuclear 

 theory). Gitter- lattice place, 

 1. point. Lande- landing field, 

 airport. 



Plätzchen little cake, lozenge, 

 troche, tablet. 



platzen burst, crack, break open, 

 explode, implode (inward col- 

 lapse or burst, as of a vacuum 

 tube) . 



Platzwechsel transposition, cross- 

 ing; exchange of places (of elec- 

 trons, etc.) 



plötzlich sudden, abrupt, precipi- 

 tous. -(es) Schwingen spilling 



over (of an amplifier tube, at- 

 tended with fringe howl). 



Pochwerk steam stamp. 



Pockholz lignum vitae, pockwood. 



Pohl 'sehe Wippe Pohl commutator 

 ( doubl e-pol e doubl e- throw 

 switch). 



Pol ar i sat ion, Dreh- rotatory 

 polarization, optical rota- 

 tion. 



Polarisations-apparat polarizing ap- 

 paratus, polariscope. -ebene 

 plane of polarization, -ebene 

 Drehung der polarization error. 

 effekt polarization error. 



polarisationsfehlerfrei free from 

 polarization error (d. f. ) 



Pol ar i sat i onskapaz i tat polarization 

 capacitance. 



pol ar i sat ionsopti sch photo-elastic. 



Pol ar isations-pr isma polarizer. 

 -Winkel polarizing angle, Brewster 

 a. 



polarisiert, elliptisch elliptically 

 polarized. -,geradl in ing plane- 

 polarized. Krei sbahn-,zirkul ar - 

 circularly polarized. 



Polarlicht aurora (borealis or 

 austral is). 



Pol-bedeckung pole arc, circumfer- 

 ential length of pole face, p. 

 pitch percentage, bildung 

 pole formation, polarization. 

 -bogen pole arc, p. pitch per- 

 centage, -eck summit (cryst. ) 

 -effekt pole effect. 



Pole, ausgeprägte salient poles. 

 -.entgegengesetzte opposite 

 poles, unlike p. -,gleichnami ge 

 like poles, similar p. 

 -.ungleichnamige opposite poles, 

 unlike p. Gegenkontakt- co- 

 operative contacts, opposite 

 contacts. 



pol en, urn- reverse polarity. 



pol ieren polish, burnish, shine. 



Polierschleifmaschine grinding and 

 polishing machine. 



Politur polish, gloss, shine, shin- 

 ing, lustre, -messer glossimeter, 

 glossmeter. 



